Roller Chain Sprocket; 7/8" Bore; 12B-1 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 3.005" Outside Diameter; 2.662" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/4" Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-1/4" Bore; 12B-1 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 3.005" Outside Diameter; 2.662" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/4" Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-1/8" Bore; 12B-1 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 3.005" Outside Diameter; 2.662" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/4" Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-3/16" Bore; 16B-1 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 4.006" Outside Diameter; 3.55" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 16MM Bore; 40 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 50.876MM Outside Diameter; 45.08MM Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 12.7MM Chain Pitch; ANSI Roller Chain; Keyway; Steel Material