Roller Chain Sprocket; 1-3/8" Bore; 80 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 16-13/16" Outside Diameter; 16.244" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 50 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 10.508" Outside Diameter; 10.153" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-5/8" Bore; 80 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 16-13/16" Outside Diameter; 16.244" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-3/4" Bore; 80 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 16-13/16" Outside Diameter; 16.244" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 40 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 8-13/32" Outside Diameter; 8.122" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material