Timing Pulley Slice 90T-B is the new version of Timing Pulley Slice 90T-Blue. As the "dam-board" of Timing Pulley 90T, Timing Pulley Slice 90T-B can prevent the sliping of the Timing Belt when working .
 
Features:
Made from 6061 aluminum , 0.8mm thick, anodized surface.
8 Plastic Rivets included.
Sold in pack of 4.