1,044 models
All printable parts for your Original Prusa MMU3. Before you start printing please read the instructions carefully. Depending on the option selected, you either receive all printed parts from Prusa or you have to print them yourself.…
Print approx. €1.84–€2.25 excl. taxPreliminary estimate for PETGSource material: PET
Here is my take on the Prusa CORE One MMU3 —introducing the Community version ! This setup mounts the entire MMU3 unit directly on top of the printer, with an integrated buffer and spool holders. In addition to the printed parts (you'll…
Print approx. €1.15–€1.40 excl. taxPreliminary estimate for PETGSource material: PET
Description All printable parts for upgrading your Original Prusa MMU3 for Enclosure instalation. Before you start printing, please read the instructions carefully. Depending on the option selected, you either receive all printed parts…
Print approx. €5.67–€6.92 excl. taxPreliminary estimate for PETGSource material: PET
See description over here: https://www.printables.com/model/39810-improved-all-in-one-temperature-and-bridging-tower This is a remix for Prusa Core One / Core One + / Core One L. 05.06.25 : Added MMU3 profile. 28.12.25 : Added optimized…
Print approx. €1.67–€2.04 excl. taxPreliminary estimate for one variant
I colored parts with my kids, ideal for MMU3 - printing time on MK4 is 14h.
Print approx. €12.07–€14.75 excl. taxPreliminary estimate for one variant
See description over here: https://www.printables.com/model/39810-improved-all-in-one-temperature-and-bridging-tower This is a remix for Prusa MK4S with and without MMU3. 17th December - Add MMU3 PETG and PLA 23th November - Fix for…
Print approx. €1.59–€1.94 excl. taxPreliminary estimate for PETGSource material: PET
Holds your PTFE tubes from the MMU2/MMU3 nicely parallel - which helps to reduce friction. The part does not actually clamp the hose, but the friction should be enough to hold it in place. The model allows you to choose either an M3…
Print approx. €1.03–€1.26 excl. taxPreliminary estimate for one variant
This is a simple model designed to test the Prusa MMU3. It uses all 5 filaments to create a palette identifying each spool by its number. Its definitely not the prettiest model you will print with your MMU3, but it is certainly useful to…
Print approx. €0.83–€1.02 excl. taxPreliminary estimate for one variant
Because the filament is fed into the MMU unit at quite an angle in my buffer arrangement, I sometimes had the problem that the filament was pulled in by the pulley in such a way that the Idler output PTFE tube was not met (indicated by…
Print approx. €0.50–€0.61 excl. taxPreliminary estimate for PETGSource material: PET
Introduction This is a piece I made to test the Prusa MMU. It uses all 5 colors, and you can change the color to your liking in PrusaSlicer." Remember, you can change the color using shortcut keys 1 through 5, provided you've previously…
Print approx. €0.81–€0.98 excl. taxPreliminary estimate for one variant
Print approx. €28.79–€35.18 excl. taxPreliminary estimate for one variant
Threading the filament into the buffer is still very awkward for me. You have to remove the segmenter, thread the filament around the roll and then push it up to the MMU, start the loading process of the MMU and then reinstall the…
Print approx. €0.06–€0.07 excl. taxPreliminary estimate for PETGSource material: PET
Introduction This module is part of the Storage Tree project . there’s no need for an MMU on this project. Only one material change. But there is a MMU3 prepared files if you have it In case you've come across this model and are unsure of…
Print approx. €0.54–€0.66 excl. taxPreliminary estimate for one variant
Similarly to remix from @ticat_105850 , this remix significantly simplifies the insertion of the filament into the buffer (but uses newer R4 segments). Simply insert the ribbon fully into the cassette, push filament all the way into the…
Print approx. €3.66–€4.47 excl. taxPreliminary estimate for PETGSource material: PET
All printable parts to convert your existing Original Prusa MMU3 (for MK4S) to Original Prusa MMU3 Enclosed (for Core One). Before you start printing please read the instructions carefully! You need to source additional parts listed in…
Print approx. €2.03–€2.48 excl. taxPreliminary estimate for PETGSource material: PET
Working profile in Orca Slicer for a Prusa MK3s+ and MMU3. Tested with 1000+ tool changes with no cloggs and only one user error :D This is no longer getting updated since I sold my MMU3. Video guide Step-by-Step video guide Instructions…
Print approx. €0.19–€0.24 excl. taxPreliminary estimate for one variant
All printable parts to convert your existing Original Prusa MMU3 (for MK4S) to Original Prusa MMU3 Lite (for Core One). Before you start printing please read the instructions carefully! You need to source additional parts listed in the…
Print approx. €4.07–€4.98 excl. taxPreliminary estimate for PETGSource material: PET
The original file is here , I provide Gcodes for Prusa: MK4 MK4S, MK4+MMU3 MK4S+MMU3. Core One Core One+MMU3 Reminder: if you're not using Gcode, before printing you have to go to: Print settings Layers and perimeters Perimeter generator…
Print approx. €2.37–€2.90 excl. taxPreliminary estimate for one variant
PC4-M10 adapter for the MMU3. Remix of vertigo235's great adapter for the MMU2. Prints perfectly fine without supports @ 0.2mm layer height.
Print approx. €1.34–€1.63 excl. taxPreliminary estimate for PETGSource material: PET
Here is the part that is missing from the MMU2 & MM3 kits. The thing often referred to as "the button" in the manual. The reset button. No more looking for something long and small to press the button with. Its a 4 minute print…
Print approx. €0.05–€0.06 excl. taxPreliminary estimate for PETGSource material: PET
Here's a video I made on improving MMU2 reliability Very simple model to pass PTFE tubes through your Original Prusa Enclosure. The printed part is a loose fit in the enclosure and there is a press-fit retaining clip to keep it in place.…
Print approx. €0.07–€0.09 excl. taxPreliminary estimate for one variant
Spool holder compatible with MMU3 layout thanks to the filament guide included into a side part. only one specific side to print if you want to adapt your Ultimate Spool Holder for MMU3 layout For assembly, I advice to position cylinder…
Print approx. €2.07–€2.53 excl. taxPreliminary estimate for PETGSource material: PET
Extreme Benchy 5 COLORS Test print MMU3.
Print approx. €2.79–€3.40 excl. taxPreliminary estimate for one variant
I wanted an orange label plate to match my orange MMU3. Since I expect the label sticker in the kit box will be for a black MMU, the colors might not be ideal. I copied the design of the actual label sticker as best I could do. The…
Print approx. €0.49–€0.60 excl. taxPreliminary estimate for PETGSource material: PET
This modified/kit-bashed buffer segmenter (front plate) for the MMU3 cassette buffer, in combination with @Melvin_131612's excellent MMU3 buffer mount allows the buffer to be mounted horizontally, lying down on its side. I made this…
Print approx. €2.02–€2.47 excl. taxPreliminary estimate for PETGSource material: PET
I designed a tool to help feed filament through the MMU3. I was getting annoyed with having to loosen the screws to rotate the Idler Body to aid in pushing the filament into the Front PTFE Tubes. Super quick print, I went with 0.2 layers,…
Print approx. €0.13–€0.16 excl. taxPreliminary estimate for one variant
J’adore mon MMU2s mais il est des fois capricieux. Je n'ai pas eu de problème avec le MMU3 mais au cas ou, cette impression est compatible avec ! Il faut le réinitialiser, avec une clé ou une tige, on ne voit pas toujours bien, surtout…
Print approx. €0.22–€0.27 excl. taxPreliminary estimate for PETGSource material: PET
Support pour maintenir la courbe du câble de la Sonde Finda du MMu2s 2 vis : 1 M3X10 avec écrou carré 1 M2X18 avec écrou
Print approx. €0.79–€0.96 excl. taxPreliminary estimate for PETGSource material: PET
This print is only 40 minutes, uses only about 1.5g of each filament. The layout matches the purge matrix so you can easily enter your values after eyeballing the clean point. You will get cleaner prints and probably save a lot of…
Print approx. €0.57–€0.69 excl. taxPreliminary estimate for one variant
Please note that this model is outdated and is no longer recommended. It will be kept here for reference. You can download the latest version here
Print approx. €0.19–€0.24 excl. taxPreliminary estimate for one variant
This is a remix of Prusa's mmu3 PTFE tube manager that lets you screw it into the wall.
Print approx. €0.17–€0.21 excl. taxPreliminary estimate for one variant
I couldn't load @CB_110818's gorgeous 4-color Great Wave remix 3mf file ( here ) in PrusaSlicer, so I imported the original STL from Thingiverse ( here ) and colored it myself. I printed it on a Prusa MK3S+ with MMU3, in PETG. I used…
What is included here are the files that you need to print to get the dual lock, which is the Idler Body, the Pulley Body, and the right Lock. You need an extra M3x35 screw with a spring and an M3 square nut, that you should have gotten…
Print approx. €15.94–€19.49 excl. taxPreliminary estimate for PETGSource material: PET
Remix of the MMU3-Holder to hang in in various angles
Print approx. €1.58–€1.93 excl. taxPreliminary estimate for one variant
Very simple remix I made for my filament buffer so I could easily reference the numbers Features Choice of 2 plates numbered in ascending or descending order according to your needs Added an Improved Bottom Plate Holder to use with the…
Print approx. €0.71–€0.87 excl. taxPreliminary estimate for one variant
UPDATE: (2024-11-25) I have added a version of the underslung right bracket with a full protective cover for the PD board. I have previously created a 22.5° remix of the MMU2 brackets due to my use of a cabinet and feeding from above.…
Print approx. €2.34–€2.87 excl. taxPreliminary estimate for PETGSource material: PET
Certainly better vertically, but prevents the top of the enclosure from opening. To be fixed with screws on the Ikea enclosure top. Now in color!
Print approx. €3.94–€4.81 excl. taxPreliminary estimate for PETGSource material: PET
UPDATE: 8. August 2026 made Automatic Cassettes available for the buffer UPDATE: 26. November 2024 Adapted the top-buffer-mount for R4 Cassettes (from bluex ) wich has 0.8mm more lenght space and guides to hold it better in place. Now it…
Print approx. €1.64–€2.01 excl. taxPreliminary estimate for PETGSource material: PET
Here is another colored model, I am sorry not providing real picture of the print, there is non yet. As soon as I print it out I will modify the pictures here. If you like it - support Szbalasz.
Print approx. €14.61–€17.86 excl. taxPreliminary estimate for one variant
I liked Tom 's idea of using an indicator that more accurately shows which filament is currently loaded. In order to visually adapt it to the MMU3, a two-color pointer is required. In my case the base color is black with a white arrow. So…
Print approx. €0.17–€0.20 excl. taxPreliminary estimate for PETGSource material: PET
Since the MMU3 can have issues if there is too much tension in the filament, an easy upgrade to reduce friction is to upgrade the plastic wheels in the spool holders. Skateboard bearings are great for this. To use this, you will need to…
Print approx. €0.23–€0.28 excl. taxPreliminary estimate for one variant
Why My cable loom was sagging to the point where it got stuck between the extruder and the motor at the left. I tried several other solutions, but they either did not hold up cable loom properly or extended the MMU3 feed length…
Print approx. €0.74–€0.90 excl. taxPreliminary estimate for PETGSource material: PET
MMU3 Buffer holder, which can be in the Original Prusa Enclosure behind the printer. Ideal solution, if you don't want to have it outside, but still “easy” access to it. It is situated in the right back corner. The depth of it is 67mm,…
Print approx. €1.78–€2.18 excl. taxPreliminary estimate for one variant
This 3D model replaces the grommets from Hinged Lid kit. They give guidance to the tubes from the MMU3 out of enclosure in a downward and toward the center of the enclosure. These grommets should probably be a part of the base enclosure…
Print approx. €1.02–€1.24 excl. taxPreliminary estimate for one variant
This is a simple jig to drill through the plexiglass on the back of the Original Prusa Enclosure and pop out the 5 PTFE tubes of the MMU3. It should work for any PTFE tube with 4mm OD. It must be screwed to the outside of the enclosure…
Print approx. €0.54–€0.66 excl. taxPreliminary estimate for PETGSource material: PET
After having trouble to make the needle-like lever obscure the sensor for different filament thicknesses, I've made the chimney and lever taller by 5mm and tapered the lever outward by 2mm at the top. This makes the lever trigger the…
Print approx. €0.82–€1.00 excl. taxPreliminary estimate for PETGSource material: PET
A modified version of the Wallace and Gromit Feather McGraw statue originally modeled by @JWcph, with colorings for MMU3 (pink, white, black, orange, and another for eyes needed)
Print approx. €13.93–€17.03 excl. taxPreliminary estimate for one variant
This solves a problem with the MMU3's “injection molded spool holders” which are, in my opinion, inherently unstable . Due to the complexity of the five-spool setup and multiple moving/unconstrained parts, the spools have a tendency to…
Print approx. €0.35–€0.42 excl. taxPreliminary estimate for one variant
.15mm/layer, 15% Infill, custom supports. I used black, white, red, light gold and blue PLA.
Print approx. €11.55–€14.12 excl. taxPreliminary estimate for one variant
Remix of MMU3 Spacer for MK4/S frame. End of spacers was mofified to be wider to be able to fit on MK4/S frame. Update: added locks to hold spacers in place Thanks for the original design...
Print approx. €0.54–€0.66 excl. taxPreliminary estimate for PETGSource material: PET
Needed something to hold only one ptfe tube and wanted to use parts from the buffer I decided to not use. easily holds the PTFE tube in place and guides the filament into it.
Print approx. €0.18–€0.22 excl. taxPreliminary estimate for PETGSource material: PET
The Big Einsy case is an awesome concept. This remix addresses the issue of being able to easily access the frame fixing screws, especially after assembly. A channel against the frame has been opened up to route a +5V power cable up to a…
Print approx. €0.28–€0.34 excl. taxPreliminary estimate for PETGSource material: PET
This is a remix of the original mmu3 frame holder in order to gain slightly more overhead clearance above mmu3 body. The selector is partially hidden behind the selector, but still can freely move to both ends. I don't remember the…
Print approx. €1.22–€1.49 excl. taxPreliminary estimate for PETGSource material: PET
I had to replace the wheels on the MMU3 spool holders, those plastic ones weren't smooth enough and I repeatedly had spools being kicked out, this is much better now. For each spool holder you'll need 4x started 20mm skateboard bearings,…
Print approx. €0.14–€0.17 excl. taxPreliminary estimate for one variant
preset GCODE for 0.6 mmu3 on prusa i3mk3s+ PETG Prusament
Print approx. €1.97–€2.41 excl. taxPreliminary estimate for PETGSource material: PET
I could print all the MMU3 parts without issue but the Idler and Pulley body would fail every time as it printed those levitating squares. Some say they're to help the part remove from the sheet but if I go to the parts once the bed has…
Print approx. €11.02–€13.47 excl. taxPreliminary estimate for PETGSource material: PET
Potřeba: 2x M3x10 Podpěry: ano Pravé centrování: https://www.printables.com/cs/model/942944-center-mmu3
Print approx. €2.45–€2.99 excl. taxPreliminary estimate for PETGSource material: PET
I remixed the 5 degree legs to fit my ultimulti mmu3 label in prusa style. now you dont see any cables from under too, its cleaner ;). the ultimulti name label is from; https://www.printables.com/model/905310-ultimulti-label-pointer-mod…
Print approx. €1.97–€2.41 excl. taxPreliminary estimate for PETGSource material: PET
Here is another colored model, I am sorry not providing real picture of the print, there is non yet. As soon as I print it out I will modify the pictures here. V1.0 - Martio Junior (printed sample) If you like it - support Szbalasz.
Print approx. €13.80–€16.86 excl. taxPreliminary estimate for one variant
Just added 6mm to fit to my type of Frame
Print approx. €0.10–€0.13 excl. taxPreliminary estimate for PETGSource material: PET
I noticed the builds of PrusaGuy, 3DMakerNoob and Sam and noticed some strange solutions. For one the platform they make in all their builds seems useless to me. There is a plate already with the top cover. So lets just make a small hole…
Print approx. €1.47–€1.80 excl. taxPreliminary estimate for PETGSource material: PET
You can either print the Zwinder-Model and only replace the side-parts of the stand with my remixed version. Or you can use my pre-arranged 3mf and bcode files to print everything you need at once. Sheet 01 needs to be printed once per…
Print approx. €3.04–€3.71 excl. taxPreliminary estimate for PETGSource material: PET
Pěkné , přehledné, snadná manipulace
Print approx. €0.44–€0.54 excl. taxPreliminary estimate for PETGSource material: PET
I used a small white SMD LED that I had lying around and a 1k2 resistor. The resistor is soldered to the +5V pin and the LED with the cathode to the OUT pin. A small bridge with a piece of wire must then be soldered between the resistor…
Print approx. €0.17–€0.20 excl. taxPreliminary estimate for PETGSource material: PET
"Enjoyed this? Tap Like, give us a follow, and check out the rest of our models—there’s lots more to discover!"
Print approx. €1.16–€1.42 excl. taxPreliminary estimate for one variant
The M3 Square nuts (2 each) are sized for the more commonly available size (2.3mm thick) - the Prusa nuts are slightly thinner (1.7 mm) and will slide out of the slots. When used just to hold the buffer plates together, 2 M3x25 or M3x30…
Print approx. €1.55–€1.89 excl. taxPreliminary estimate for PETGSource material: PET
I really like this design since I've had all three mmu units. another reason was I wanted an orange label plate since I chose to print my mmu3 in orange like the first one I got years ago. the first one i printed was text up and i feel…
Print approx. €0.98–€1.20 excl. taxPreliminary estimate for one variant
This small loop attaches to the roof of the CORE One printing chamber and holds a 4mm PTFE tube. The screw of the MMU may be used to attach it. I made this to guide the side input tube up to the MMU tube, which are then connected with a…
Print approx. €0.06–€0.08 excl. taxPreliminary estimate for PETGSource material: PET
An extension for the supplied or printable Prusa MMU3 Enclosure add-on spool holder . Should fit spools up to 125 mm wide.
Print approx. €1.04–€1.27 excl. taxPreliminary estimate for one variant
Update - Don't use this, the tube doesn't go nicely into the enclosure top. I'll need to lower it, which will require the re-working of the electronics. I'm not very happy with the access once completed. See the picture. I switched back…
Print approx. €0.70–€0.86 excl. taxPreliminary estimate for one variant
You'll need: 2x allen bolts M3x10 and 2x M3 square nuts Both should be included in the spare parts bag. Assemble: Shouldn't need any cleaning Push both square nuts in the therefore provided slots Mount both clamps as shown on the main…
Print approx. €0.71–€0.86 excl. taxPreliminary estimate for one variant
Logo de Funko perfecto para imprimir a 0,20 de capa con un 15 % relleno en PLA Actualización 10/01/2025 he arreglado el modelo para que no tenga problemas de impresión al imprimir con la corona y con la F
Print approx. €0.63–€0.78 excl. taxPreliminary estimate for one variant
Il est utile de visualiser la sortie du filament entre l'Idler et la tête de sélection. En positionnant le MMU de cette façon la visibilité est optimum sans avoir à se tordre le cou, et la position surbaissée et reculée conserve toute…
Print approx. €3.05–€3.72 excl. taxPreliminary estimate for PETGSource material: PET
This is a loveboard cover for the Prusa MK4. I have a MMU and realized that everything else has a lot of color, and the printhead needed a little more! I didn't add much to the model, only the text and the coloring - it requires no…
Print approx. €0.56–€0.68 excl. taxPreliminary estimate for one variant
This is a MMU3 version of my Prusa Connect camera stand. The files are only for the phone face part. You can download the other camera stand parts at my link below. I used a brim and it ended up being orange…but I like how it turned out…
Print approx. €1.86–€2.27 excl. taxPreliminary estimate for one variant
Určeno pro MMU3 a zrnitou podložku, rozměr 200x200x3mm. Prusa MK4, MK4S s MMU. Ideálně PETG. Barva základní bílá, červená, černá.
Print approx. €3.95–€4.83 excl. taxPreliminary estimate for PETGSource material: PET
La pièce d'origine ne plaquait pas sur le sélecteur Finda. (voir photo). Peut-être que mes lames sont trop épaisses? La découpe des filaments trop avancés dans le MMU fonctionnait mal. En supprimant les bossages, les pièces joignent…
Print approx. €0.12–€0.15 excl. taxPreliminary estimate for one variant
Ultimulti MMU3 project is a DIY multi-material solution developped in parallel with the Original Prusa MMU3, with the ease of use and reliability being the two key improvement objectives, while still maintaining a reasonable…
This is an upgrade for users of MMU and who has (un)original drybox (also works with the Slim version). This system replaces the filament buffers. It's a project in development that I try to improve with the time, thanks for your…
Further information and build tips are on this YouTube video:
CHANGELOG Main Instructions follow. 30/10/25 - Added spoolholder_spindle_mk4, spoolholder_roller_mk4 and buffer_mk4 by request. To keep things simple, these versions cut away some material to get them to fit on a MK4 bed. Reported to…
This unit is to replace some of the stock MMU3 buffer while using the new cassette system. I have included a bracket to hang the buffer assembly from the back wall of the enclosure but it may not allow the proper clearances as I have not…
PTFE tube fitting (Collet) for the MMU3 Cassette assembly, i went into upgrading my MMU2s to MMU3, upgraded from official printed parts, had almost everything in my inventory except for the collets, searched online stores but could not…
I removed the existing collet hole spaces, slightly extended the back of the R3 back for clearance, and then added a simple design to hold the five threads for PC4M10 screw in connectors. Fusion 360 file included. .3mf with painted…
Remix of the great, compact filament buffer by @Paul_75970 that makes it compatible with the MMU3 R4 cassettes (Version B). Since I also wanted to use the remix of R4 cassettes , I couldn't use @mikedmor remix which squishes the…
Update 16-Jun-2024 : With the amazing contribution of @poelstra_2112725 on MK4 with MMU3, we have achieved more than one color changes per test print, to a maximum of four. Amazing idea to print the numbers before the purge block so that…
Tired of managing messy filament tubes and bulky buffers? Here’s a sleek, all-in-one solution built for your MMU3 A compact filament management solution for multi-material printing. I needed a space-saving alternative to the stock Prusa…
I frequently change between MMU3 use and regular mode use. To avoid swapping tubes between MMU3 and regular use I created a Y-Splitter, which is compatible with the Prusa CORE One and the MMU3 Enclosed version. Since the length of the…
New Models added, Hexagon, Ring and Rectangular. Need to give credit to ticktock for the original idea. The indicator uses a green 1206 SMD LED and 22k-ohm SMD resistor. Wanted low current draw and low brightness from LED. Obviously the…
After assembling Sam's very tidy MMU3 Community version, I decided to make a few slight modifications to save space on the width of the whole unit. The main modifications are: Buffer Cover: Reduced width by around 2mm. This saved some…
In early 2025, I replaced my two PRUSA MK4S printers with two PRUSA CORE ONE printers (one assembled and one kit). The second MK4S printer had the MMU extension; I kept this accessory to remount it on the one delivered as a kit. I…
I needed to align PTFE tubes in different quantities than the 5 of the original Prusa MMU3 clips. On Printables I found the PTFE tube clips by @Samotrel , which were close to what I needed, but they don't tighten the tubes enough and they…
Doraemon figure, multipart model prepared and painted in Prusa Slicer for MMU3. Blue one in two versions.
I modified the plate holders to be able to mount them with 3.0mm screws. This way I was be able to mount it straight on my Ikea Lack enclosure. Now I am be able to feed the filament from my repbox on top, to the back side of the Ikea Lack…
This MMUS Slot Buffer Holder uses this others parts : Numbered Slot Covers by cjbeck : https://www.thingiverse.com/thing:4540766 See the Assembly.pdf file.
I upgraded from MMU2S to MMU3 , but the MMU Label Plate file seemed to have no text for multi-color printing, so I made a copy as close as possible to the original. Printing is very simple, right click and split to get multi-color printed…
I took the original model, colored it, and removed some unused parts that seemed to interfere with the print. Then I reordered all the parts, so it's super easy to change colors (to a seven-color print (if you have two AMS'). Printing…
English: You need 3x M3-Nuts and 3x M3 Screws with a minimal length of 12mm. Furthermore you need to print 4x my remix of the original plate holder (small hole on one side).…
August 20, 2024: Re-uploaded the unique MK4 parts as the original upload appear to be corrupt. This Tower Print Buffer has been updated to work with the MK4 and MMU3 system (It still works with the Mk3 and MMU2 as well). The frame mounted…
