M3 x 16mm screws for the nipples M3 x 35mm screw for knob M3 flat washer to insert in slot at back of extruder body M3 nut to insert at bottom of back of extruder body (to mate with knob) M3 x 24mm x 3 screws for mounting motor M3 x 12mm x 2 or similar course thread screws to fix plate to body Clear epoxy to glue fitting to body, as well as fixing the tightening screw to the knob. Bearing 16x8x5 for idler Bolt M5 x 16mm for idler hub (A simple 5mm dia x 20mm rod will also do. I used a 5mm rivet) 3/16" ID x 100mm x 3 Rubber Hose for suspending the plate to the nipples