Roller Chain Sprocket; 40 Chain; 27 Teeth; 1 Row of Teeth; No Hardened Teeth; 4-37/64" Outside Diameter; 4.307" Pitch Diameter; B-Hub One Side; Bushed Mount; 1610 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 60 Chain; 27 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.867" Outside Diameter; 6.461" Pitch Diameter; B-Hub One Side; Bushed Mount; 2517 Bushing; 3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 80 Chain; 27 Teeth; 1 Row of Teeth; No Hardened Teeth; 9-5/32" Outside Diameter; 8.614" Pitch Diameter; B-Hub One Side; Bushed Mount; 2517 Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 60 Chain; 27 Teeth; 1 Row of Teeth; Hardened Teeth; 6.867" Outside Diameter; 6.461" Pitch Diameter; B-Hub One Side; Bushed Mount; 2012 Bushing; 3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material