Roller Chain Sprocket; 2-3/16" Bore; 80 Chain; 57 Teeth; 1 Row of Teeth; No Hardened Teeth; 18.725" Outside Diameter; 18.153" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-1/8" Bore; 40 Chain; 57 Teeth; 1 Row of Teeth; No Hardened Teeth; 9.362" Outside Diameter; 9.077" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-3/16" Bore; 40 Chain; 57 Teeth; 1 Row of Teeth; No Hardened Teeth; 9.362" Outside Diameter; 9.077" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-7/16" Bore; 40 Chain; 57 Teeth; 1 Row of Teeth; No Hardened Teeth; 9.362" Outside Diameter; 9.077" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-5/8" Bore; 80 Chain; 57 Teeth; 1 Row of Teeth; No Hardened Teeth; 18.725" Outside Diameter; 18.153" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material