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Prusa Mini Enclosure Door Handle with PTFE Magnetic Coupler

About I used hole in the doors of the Original Prusa MINI Enclosure as an entry point for filament PTFE tube. Moved handle for fingers a bit lower, and added magnetic coupler in there for s 6x2mm magnets, which are popular in gridfinity…

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Couplers and connectors for 6x4 mm PU hose

I designed a number of connectors with to make decorative fencing, railings and ladders etc. for use with the fischertechnik construction system from 6 mm hose. I'm pretty sure there are many other applications for your own projects. Some…

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Zero Y-Offset + 5015 Fan Backplate for Sprite Pro (With PTFE coupler)

Update 11/15/24: It was made aware that I did not include the PTFE connector that was used/fits with this adapter. Please see this amazon link:…

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Flex Coupler

A Printed flex coupler, the center flex section is a printed mold for silicone. I printed mine in PET-G. Coup.plastV2 and Shaft plug are printed together, to form the mold. As an alternative you could print the canter in TPU, I have not…

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1/8" NPT Coupler Nut

Made an 1/8" imperial equivalent of M10 because I had those lying around.

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PTFE Tube Coupler M6 to M6 Both Threaded

Remixed of the original M6 connector , allowing to connect 2 PTFE tubes using M6 quick release connectors. Both sides are threaded.

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Functional Model of a European style railway screw coupler (UIC Schraubenkupplung)

update: I just found an existing model in Scale I and II - obviously I previously did not find the proper search words. Still, that model is not functional (no threads) - see my " railway stuff " collection. I don't think a thread for…

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Base module for LH Stinger Pico MMU with PC4-M6 and PC4-M10 PTFE couplers

Mod for the pico MMU from LH. Inward PTFE tube coupler is M10 version, outwart PTFE tube coupler is M6 version.

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Bambu Lab A1 PTFE Tube Coupler

This part lets you use the official Bambu Lab PTFE tube coupler with the swiveling PTFE holder your A1 comes with. Good for having a direct reverse bowden to your filament dryer. Unscrew the original through the hole in the side of the…

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Friction fit PTFE coupler for Qidi XMAX 3 filament cutter

I like the original designs filament cutter and the fact I can automate it. Though I couldn't reliably print the bowden coupler part. Anyway I manually load/unload the filament so it's better for me to easily plug out the PTFE tube. I…

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Loop Tuner - Racetrack Coupler

Introduction The racetrack tuner is a capacitive coupler for short transmitting loop antennas. The name is refering to its racetrack form. Racetrack Circus Maximus in Rome - maybe I should call it ’Maximus Tuner’ :-) For use by certified…

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Ultimate Filament Drybox Coupler Hole Jig

This Coupler Hole Jig is an enhanced version of the coupler hole jig provided with @GunplaMark 's outstanding Ultimate Cereal Container Filament Drybox . It provides a more precise drilling location for the coupler than the original…

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Lego Duplo and Connetix extended Connector/Coupler

Lego Duplo and Connetix extended Connector/Coupler Material: PETG Perimeters: at least 3

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PrusaMINI Filament Sensor Box With PC4-M10 Couplers

A while back, one of my PrusaXL filament guides' coupler started popping off, and I saw someone posted a version that used PC4-M10 couplers (instead of the cheap metal Bowden collets). Around the same time, my PrusaMINIs had issues that…

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Shaft coupler for yarn spinner gear

Couples the shaft and pin from the input to the gear for the output

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Coupler Cap + Adaptor for Ultimate Filament Drybox

UPDATE April 24, 2026: I have published the third generation of my Coupler Cap for Cereal Container Drybox as Filament-Holding Drybox Cap . The new Gen 3 version grips the filament very firmly , and it has much smoother operation than…

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Centauri carbon Thermistor-frame decoupler

The centauri carbon has a chamber thermistor that is mounted to the frame with a steel screw and plastic spacer. The steel screw is thermally conductive enough to significantly skew chamber temperatures colder. I found that the built in…

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Bowden Tube Extender + Coupler

Extender for the A1 Mini to add another bowden tube running from a fry box.

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Lego Technic Wheel to TT Motor Coupler Adapter (56x28 ZR Wheel Compatible) for line follower.

This adapter (coupler) allows you to connect a Lego Technic 56x28 ZR Wheel (or any compatible Lego Technic wheel) to a TT DC gearbox motor (shaft Ø 5.4 mm). The design provides a secure friction fit, holding the wheel firmly in place…

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G scale Knuckle Coupler

THIS IS A WORK IN PROGRESS These are tested, I'm just too lazy to take photos This is not scale, nor do I claim it to be! It's merely “Close enough.” I'm just here to design funny big trains anyone can make, not rivet-counter-delight.…

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PTFE Y Splitter - No Additional Couplers Needed!

This is my first ever functional design. I'm definitely not an expert, I'm still learning a lot about 3D modeling and printing, so this was a big practice project for me. It might have some small errors or issues, but it’s working pretty…

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Felder Hammer A3-31 magnetic hose coupler 120mm

I've made this coupler for my Felder Hammer A3-31 jointer/planer dust collection. Main purpose was to create something mine because i like to desingn things :-) It was designed with glue-in insert, so it prints with just small support on…

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Improved Coupler Nut and Wrenches for Ultimate Filament Drybox

This Improved Coupler Nut is a remix of the Coupler Nut from @GunplaMark 's The Ultimate Cereal Container Filament Drybox that now includes PC4-M10 Threads and a Flange for a perfect, secure fit with the PC4-M10 PTFE tube coupler. I used…

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BabyTrains - Coupler (Spřáhlo)

EN: BabyTrains - Coupler (Spřáhlo) 🇨🇿 Česká verze níže 📝What is BabyTrains? Story here . Overview of All Models on Printables: BabyTrains - Coupler (Spřáhlo) BabyTrains - Wheels (Kola) BabyTrains MINI - Bogies (Podvozky) BabyTrains MINI -…

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Attelage NEM "Tension coupler" 00/H0

Attelage type "Tension coupler" utilisé généralement sur le matériel britannique en 00, qui fonctionne mieux à mon goût que les attelages européens de type "boucle". Ce fichier s'imprime très bien avec une buse de 0.4.

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AC Infinity 6 inch blower coupler and grated cap

Simple hose coupler and trash cap for the AC Infinity 6 inch exhaust fan Printed 100% infill, Petg, ABS 2-4 layers, tree supports Please leave a "Like", Thanks for downloading.

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Einhell vacuum hose rotating coupler 35mm (36mm Einhell system9

Can be plugged between hose adn accessories Is designed to rotate 360° Held together by 1.75mm fillament According to Einhell 36mm Hose. Hose fittings measure 35-35.5mm (conical friction fit) Print instructions: 0.2mm leigher height Maybe…

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Qidi Q2 Exhaust Duct Coupler

I wanted this because despite the filter on the printer I was still getting heavy ABS fumes. This just pushes onto the printer outlet, and the ducting is taped on like any aircon application. It's a simple design, I didn't get fancy about…

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PC4-M5-Coupler

A coupler nut that is compatible with PC4-M5 Couplers; the same type that is used in the Prusa Nextruders.

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Side Handle for PC4-M6 Pneumatic Coupler for Prusa CORE One

This is a high quality modification of the original CORE One side handle for a PC4-M4 pneumatic coupler . The model has been adapted from the original CAD model released by Prusa. The resulting part has a high quality mesh unlike other…

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9 port coupler slot for RJ45 couplers

9 port slot for my Grandstream switch

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PTFE Coupler Holder for Yukon Bench / Cabinet

Just a mod to hold the referenced PTFE coupler. Pretty custom to my setup, but I was asked for the model so posting. If you can use it, great! Feel free to remix!

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ESP32 D1 Mini with optocoupler module case

I have designed a compact enclosure for an AZDelivery (Wemos) ESP32 D1 Mini NodeMCU WiFi microcontroller, including space for an optocoupler module and cable clamp for an RS485 Modbus or S/FTP cable. I use this setup to create a…

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Butterfly / Pigeon Mixer Grinder Coupler

Suggested materials PLA, PTEG or ABS I printed using FDM and in PLA, works well to me. Print needs to be done in 45' angle to gain the structural integrity. Suggest 5 layers of wall thickness and 100% infill. Also Organic Supports.

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20mm picatinny rail coupler

In order for this to work you need to print two on these and you will need 4 m3 screws. I needed to connect 2 picatinny rails because I got tired of carrying my grenade launcher. Have fun.

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Adjustable Tonearm Weight Coupler for 1980's Akai AP-D33 Turntable

This is a recreation of a rubber part which connects the adjustable tracking force weight to the end of the tonearm on certain Akai turntable models from the 1980's. The original rubber part is over 40 years old and is often found in a…

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lexman ethernet coupler Patch Panel

10 inch patch panel for Lexman Ethernet Coupler . Material: PETG

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Click Track Adjustable Coupler v2

Click Track Adjustable Coupler v2

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10" Mini rack HP Elitedesk mount with optional keystones/couplers

To secure the computer to the mount, you need two M4x6mm screws. There are options for 2 couplers, 1 coupler, or no couplers. The model can be accessed on OnShape here .

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Aixun T3A and T3B stands coupler and tip storage

This piece connects the two stands from the Aixun T3A ( https://s.click.aliexpress.com/e/_c3dRBPjH or https://amzn.to/3QZmkgo ) and T3B ( https://s.click.aliexpress.com/e/_c3ODuVJl or https://amzn.to/4d6iHwA ) soldering stations together…

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Flex Hose Coupler

Coupler designed for an above-ground graywater drainage line. We have a tree and a few other things we like to indirectly water and this makes it possible to use cheaper PVC to make up the majority of the length. Best printed in ASA, but…

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10" Mini rack 9 way keystone/coupler plate

The model is quite simple and prints without supports. I have tested it with two different types of couplers and both fit well but your milage may vary. The design can be modified using this OnShape link .

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Coupler Cap Gen 2 with TPU Filament Clutch

UPDATE April 24, 2026: I have published the third generation of my Coupler Cap for Cereal Container Drybox as Filament-Holding Drybox Cap . The new Gen 3 version grips the filament very firmly , and it has much smoother operation than…

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4-Way Vertical P-Mag Coupler

A vertical and horizontal mag coupler for 10 round P-Mags and Hochul Mags. Includes versions for all P-Mags, all Hochul mags, and half/half. WARNING: The coupler will prevent an AR-15 dust cover from fully opening after the mag is…

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Mirrotation 12mm coupler

This is a coupler to link mirrotation device to 12mm button. See : The SolidWorks files are given so you can adapt the coupler design to other telesopes. What do you need : 3 x (brackets + base) 15 x Ruthex M3 inserts 3 x magnets (see…

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Mirrotation 16mm coupler

This is a coupler to link mirrotation device to 12mm button. See : The SolidWorks files are given so you can adapt the coupler design to other telesopes. What do you need : 3 x (brackets + base) 15 x Ruthex M3 inserts 3 x magnets (see…

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FYSETC Coupler blocks adapter 12 color option

After printing the parts for my FYSETC ERCFv2 12 colors, I found out that the ERCT coupler blocks are actually meant to be printed from a clear filament (but the FYSETC files mentions it as a opaque printed part) I decided to make it look…

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Tubbs Snowshoe Coupler Clip

A friend of mine reached out to me the other day and asked if I could make a replacement clip to join snowshoes together as the original clip broke, and Tubbs no longer makes this model or a replacement clip. Found the original cross…

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PTFE Tube Y Coupler with TPC4-01 Connectors

Y filament connector using TPC4-01 connectors (BSP 1/8'' threads). Threads on the 3D printed part are formed upon initial insertion of the TPC4-01 connectors. Recommended print material ASA (But other would work also...). Use 4 wall loops…

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Gridfinity Autofocuser Coupler Holder

You bought an autofocuser. It came with a bunch of couplers to mount it to your focus tube. But you only need one, and now you want to store the others. Store them with gridfinity!

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Garden Hose Coupler/Union/Splicer - Hose Repair

I don't know how this will hold up over the long term, but I thought it was worth trying. As I write this, it is March 26, 2026; I hope to provide an update in a year or so as to how this worked out (or sooner if it breaks!). I have a…

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Air chuck coupler cap

Fits 7/8in or 22mm diameter air chuck quick disconnects. keeps debris out, nice snug fit in TPU

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K1 oldham coupler

Oldham coupler carriage for the k1 that pressure fits the bearings

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DE74-00027A Microwave turntable coupler (Samsung)

I bought a replacement plate for my GE 731K microwave and it turned out that the protrusions under the plate were higher than in the original. So I had to improvise. The plate that I bought is DE74-00027A and was supposed to be a direct…

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Couplers for brio/brick train adapters

Design Concept These couplers are created to connect brio-style trains, enhancing versatility in train play setups. There are two types of couplings. First is classic but with more endurance, second is new type. In that is not necessary…

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E610A IEC 60318-4 Coupler + KB501X Clone Pinna "711" Headphone Measurement Stand

Completely 3D printed, no additional parts needed, headphone measurement stand using clone E610A coupler and clone KB501X pinna. This design aims for a single ear measurement. For a double ear measurement, use smaller couplers or consider…

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Bottle Coupler

This bottle coupler is designed to work with Garnier Fructis pump-top bottles. It prints without supports, but may benefit from a brim. The model as shown was printed in Prusament Galaxy Black with a brim.

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Microwave oven coupler

Coupler for vitek microwave oven

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Locking Coupler for Noctua fan extension cables (Molex KK style fan connectors) 3 Pin & 4 Pin

A simple slide-on housing that holds a pair of 4-pin or 3-pin (male & female) fan connectors together, like those found on Noctua fan extension cables, but it should work with most fan extension cables that use the standard Molex KK style…

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Ultra-Slim Prusament Spool Extension Coupler Ring

Need to re-spool that messy 2kg spool but don't have another empty 2kg spool? Want to make your own continuous 4kg spool? Perhaps you just want to extend the capabilities of an existing spool-repurposing project. This carefully tuned…

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Weather-Tight Container Caps and Couplers for Twist-Locking Prusament Spools

These NEW over-engineered Prusament spools are just so versatile! They normally assemble with bayonet-style twist-lock sides that require a 3D printable tool to open . This over-engineered lid system uses the spool's center hub (plus a…

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Replacement drive coupler for Bosch food processors

Russian Description Обзор Запасная приводная муфта для кухонных комбайнов Bosch . Это важная предохранительная деталь, которая защищает двигатель от перегрузки и сгорания при заклинивании ножей. Если ваш комбайн перестал вращать чашу,…

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Schmidt Coupler

Schmidt Couplers allow for input and output shafts to be in different alignment. instead of gears this mechanical design can be used to get input torque from shat A to shaft B with great flexibility. It clips together in design, but…

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Sonance Satellite Speaker PVC Ground Mount Coupler

Overview The stock spike mount on Sonance outdoor satellite speakers (and similar form-factor landscape speakers) leaves the cable entry and threading exposed to the elements — dirt, moisture, and insects all take their toll over time.…

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ZenFlow Coupler – An Object, An Enigma

Welcome to the ZenFlow Coupler . At first glance, it looks purposeful. Engineered. Intentional. Almost... obvious. And yet — what is it really? A stack of flowing geometries, a central core with rhythmic contours, and two end elements…

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Mini 1g CA (Super) Glue cap coupler

i like these tiny 1g super glue tubes https://amzn.to/3RagIjm for edc, tool boxes, bags, and first-aid kits etc but the caps normally have to be stored separately as they puncture the tube for usage

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Numbered PC4-M10 PTFE couplers for MMU

Numbered couplers for joining 4mm PTFE tubes using PC4-M10 pneumatic fittings. I use these to connect tubes from my dry boxes to my MMU2S buffer.

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PTFE Open Adjustment Coupler Spacer and Riser for MMU - Magnetically Soft Joined

This is a key part of my MCS (multicolor system) - https://www.printables.com/model/555238-mcs-multi-color-system-for-prusa-mmu And now I have a single more simple part version of this coupler adjuster I use in my new system along with a…

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Chamberlain Sprocket Coupler

This is the coupler that connects the motor and the screw rod for a garage door. it should fit all Liftmaster Screw Drive and Low Profile Screw Drive operators (1995-current), models 1000SD, 2000SD, 1000SDR, 2000SDR, 2110, 2220, and…

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Funnel for Sunlu Resin Bottles & Coupler

This model has only been tested with the flat Sunlu resin bottles as displayed in the included photos. Hope you find it useful and please upload your makes! :D No Supports should be needed when printing in the tip up orientation. No…

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Bowden couplers for Trianglelab filament runnout sensor

Bowden couplers for Trianglelab's filament runnout sensor. Filament runnout sensor :…

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PTFE Coupler Alignment Adapter

This is an adaptation of another model which had a good idea but only supported the coupler on one side. I tweaked the item to extend the support length as well as re sized so that you can support the PTFE on both sides of the coupler as…

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LC coupler

Lc coupler the tolerances may be off a little. Printer will need to be dialed in to print this. used .1mm and printed with petg and pla. try printing on end with supports on curve. do not add any supports in the holes or else it would…

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Creality K1 Extruder Cover (PC4-01 Coupler)

K1 Extruder cover that can use a replaceable PC4-01 Coupler. My stock one kept failing and I have a ton of these coupler lying around. There are no printed threads for the coupler to attach, but it's a good size for cutting your own by…

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Drive Style Mobility Scooter Coupler

was made on prusa SL1S, using Lychee with supports Resin i used was Chitu Systems Conjure Resin. I dont have a picture of the printed part as it is in use

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Coupler locking mechanism

Basic mechanism for forced coupling with elastic lock

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Marklin 3064 NEM362 coupler

Model to mount NEM362 coupler on Marklin 3064 or equivalent

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PTFE Open Adjustment Coupler with Recessed Magnets

Open Adjustment Coupler with Recessed Magnets 2mm x 10.25 mm holes

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Bowden Coupler M10

This coupler connects two bowden tube securely together. in combination with two (M10) PC4-01 bowden pneumatic push connectors. There are a circular and hexagonal version. And a additional one which doesn't need to be drilled out, but not…

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Model Rocket Tube Couplers

Print standing up, any layer height. For better epoxy/glue adhesion, I recommend roughing up the outer surface with sandpaper. The thick couplers are 1 mm thick, the thin ones are 0.5 mm. Wood glue not recommended.

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Voron 2.4 rear exhaust quick release magnetic PTFE coupler

On my Voron 2.4r2 350 I needed the ability to quickly switch the PTFE tube from the stock spool position on the back to a filament dryer. The magnetic PTFE twist quick release connector by baggins is perfect for this. I remixed the…

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Nut-like bottle connector / coupler

I made a bottle connector / coupler in the shape of a nut, for easier screwing and unscrewing.

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Soap Bottle Coupler Funnel Thing

I made this to transfer the last bit of soap from a bottle into another one without spilling any. It has a funnel that makes sure none will leak out and holds the bottle tight enough to make sure it doesn't fall out. It also turns out it…

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120mm fan to 4 inch duct quick disconnect coupler

Quick disconnect coupling for connecting a flexible 4 inch duct to a 12omm fan Category: 3D Printer Accessories

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Prusa Mini Enclosure Door Handle with PTFE Magnetic Coupler

About I used hole in the doors of the Original Prusa MINI Enclosure as an entry point for filament PTFE tube. Moved handle for fingers a bit lower, and added magnetic coupler in there for s 6x2mm magnets, which are popular in gridfinity…

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Mixer Grinder Coupler

Print using ABS with 90% infill.

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Short pencil coupler

Description This is the only case where 1+1 can make 1 but a better 1. Ever found yourself with pencils that are too short? With this tool you can join two pencils that are too short to create 1 of normal length, just squeeze the two…

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Kissing Ratchets Fidget --- 0.4mm to 0.4mm ratchet wrench coupler

i assembled a couple of Zinus brand desks and they both came with a 0.4mm ratchet. so i thought, “wouldn't it be funny to make them kiss?” it turned out to be one of the best fidget toys i've ever tried. no supports needed Instructions:…

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K1/K1 Max PC4-M10 Coupler Adapter

After I added the 3D Chameleon to my K1 Max the PTFE tubes kept falling out of the stock tube clips. I designed this addon to simply snap on a PC4-M10 coupler. Now the tubes stay put. This adapter can be used on the extruder and/or the…

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Ethernet Outlet Plate for Keystone Ethernet Coupler or Jack

These Models are for Ethernet Outlet Plates or Covers for one, two or four Keystone Ethernet Couplers or Jacks. I've included models for both a standard sized Outlet Plate and an enlarged or XL Outlet Plate. I recommend printing with 4 or…

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Fiber Coupler

This is a coupler enclosure made to received any neutrik D-Size panel mount connectors on booth size. I'm using it to make a copy of a NAO4MW-A but it can also be use for ethercon connector, xlr, powercon trucon etc

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1/4 inch shaft coupler

Used for prototyping robot designs in the BEST Robotics Competition, https://www.bestrobotics.org/site/ , intended to be used in place of compliance parts within the returnable kit provided by the non-profit organization. Printed in PETG,…

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Coupler for PIKO G Ore Hoppers

Like the short ore hoppers from LGB, the PIKO hoppers also have a very large distance between the cars when standard couplers are used. LGB has included special couplers for their cars. Due to the different design of the drawbar, I have…

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ZSA Moonlander Tilt Base with Magnetic Couplers Mk1

This setup is designed for a standing desk. But it also works well to just put it on your lap while sitting. The base gives my writs a comfortable angle of zero degrees while the ZSA Platform is still at its maximum angle.. :-) The…

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Cursed Connectors: BeamStream Coupler

Introducing the Cursed Connectors: BeamStream Coupler , the latest absurd addition to the Cursed Connectors series! This quirky model combines a garden hose with an E26 lightbulb socket, creating a unique and entertaining way to lighten…

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Magnetic PTFE coupler

Magnets 9.6 mm Diameter x 3.2 mm Height PC4-M6 Fittings

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angled bowden tube union/coupler

an angled bowden tube coupler for mounting on 2020 extrusion at an angle. remixed from an sk1 bowden adapter and a bowden coupler. Printed in PLA, brim and supports recommended.

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63mm pipe coupler

A really simple 63mm to 63mm pipe coupler, used in a dust extraction system. Updated to increase the (in)tolorances to allow it to fit better :)