1Set Prusa i3 MK2/MK3 Cloned Btech Dual Gears DIY Steel Pulley Kit For 3D Printer Gears Extrusion Wheel Part

Package Included 1 x pulley with the lock screw 1 x pulley without the lock screw 2 x pulley bearing2 x Nuts1 x pulley shaft1 x wrenchFeatures Superior quality Hardened steel It is more durable and durable The biting teeth are very sharp and not easy to slip Parameters Dual Drive gears for 1 75 mm filamentOnly for prusa i3 3D printer partPulley shaft X 1 3MM 20MM Note In a long period of use There may be a drop in color But this does not affect the sharpness of the gear How to use pls follow the steps 1 Press the nuts to the slots on both sides of the idler2 Insert both bearings in the pulley Be aware that bearings can slip out during assembly Layers might be visible in this printed part due to the geometry The functionality and strength remain unaffected 3 Ensure both bearings are inside the pulley 4 Insert the pulley in idler as shown in the picture 5 Slide the shaft through the idler and pulley Use reasonable force or you will BREAK the printed part 6 Place your finger on the bearing and ensure it can rotate freely