MARTIN SPROCKET & GR
08B21 ROLLER CHAIN SPROCKET ; 1/2" PITCH 21T 12MM MIN PLAIN BORE
Roller Chain Sprocket; 08B-1 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 91.897MM Outside Diameter; 85.21MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 12.7MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material
Part #
BDI #