ERCF V2 Selector Power Drive 60T pulley Mod NEMA17
Only modified to use a NEMA17 stepper motor ## BOM: * cnc 60T pulley (2GT, always 2GT type) * one more 20T pulley ( the same type of the ERCF original design for selector motor) * 154mm belt, (2GT close loop) * nylong washer M5 0.5mm…



























































































![T8 trapezoidal screw coupling / NEMA17 v1.1 [8/5]](https://media.printables.com/media/prints/204660/images/1881947_c8e34929-d4b7-450a-a684-3ccfac846475/large_display_coupl_-_c_part_2_204660.png)


