Y Idler with Tightening
thingiverse
A Thrifty Tinkerer for the Y Axis of Prusa/ RepRap-Like Printers. The belt can be snugly adjusted. To accomplish this task, you will need the following parts: * 2x 685 Bearing Units * 1x GT2 Pulley, mine had 20 teeth * 2x Washer M5s * A length of M5 axis (a part of a screw will suffice), measuring 28.4mm (30mm is acceptable) For tightening purposes: * 1x M4 Nut * 1x M4x30 Screw You can also print the spacer, which functions like a washer, distributing the force of the screw evenly across the threaded rod.
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