Roller Chain Sprocket; 40-2 Chain; 17 Teeth; 2 Row of Teeth; Hardened Teeth; 2.974" Outside Diameter; 2.721" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 40-2 Chain; 11 Teeth; 2 Row of Teeth; Hardened Teeth; 2.003" Outside Diameter; 1.775" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 40-2 Chain; 13 Teeth; 2 Row of Teeth; Hardened Teeth; 2-21/64" Outside Diameter; 2.089" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 40-2 Chain; 20 Teeth; 2 Row of Teeth; Hardened Teeth; 3.457" Outside Diameter; 3.196" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 40-2 Chain; 25 Teeth; 2 Row of Teeth; Hardened Teeth; 4.258" Outside Diameter; 3.989" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material