Models View all Anti-backlash Nut TR8x2/4/8 36 864 2 Flexible Jaw Coupling 5/8 mm D25L30 38 1318 0 Flexible Jaw Coupling 5/5 mm D25L30 21 581 0 Gates Powergrip® 2GT Pulley 20 Tooth 12mm 38 1195 0 Gates Powergrip® 2GT Pulley 20 Tooth 9mm 51 1733 3 Gates Powergrip® 2GT Pulley 20 Tooth 6mm 106 5393 5