Roller Chain Sprocket; 80 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 18.407" Outside Diameter; 17.835" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 40 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 9.204" Outside Diameter; 8.917" Pitch Diameter; B-Hub One Side; Bushed Mount; P1 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-1/8" Bore; 50 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 11.504" Outside Diameter; 11.147" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 12B-1 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; B-Hub One Side; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 2-1/4" Bore; 50 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 11.504" Outside Diameter; 11.147" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material