Roller Chain Sprocket; 40-2 Chain; 72 Teeth; 2 Row of Teeth; Hardened Teeth; 11.752" Outside Diameter; 11.463" Pitch Diameter; B-Hub One Side; Bushed Mount; Q1 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 40-2 Chain; 72 Teeth; 2 Row of Teeth; Hardened Teeth; 11.752" Outside Diameter; 11.463" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 40-2 Chain; 72 Teeth; 2 Row of Teeth; Hardened Teeth; 11.752" Outside Diameter; 11.463" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material