Roller Chain Sprocket; 1" 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; 1-1/8" Bore; 40 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 9.204" Outside Diameter; 8.917" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-1/4" Bore; 80 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 18.407" Outside Diameter; 17.835" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-7/16" Bore; 80 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 18.407" Outside Diameter; 17.835" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-3/8" Bore; 80 Chain; 56 Teeth; 1 Row of Teeth; Hardened Teeth; 18.407" Outside Diameter; 17.835" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material