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; 50 Chain; 27 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.723" Outside Diameter; 5.384" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Synchronous Pulley; 21MM Belt Width; 8MM Belt Pitch; 8MX-21 Belt Style; 27 Teeth; 30.48MM Face Width; Bushed; 81.458MM Flange OD; 67.158MM OD; 68.758MM Pitch Diameter; Yes Keyway; 14 To 25MM Bushing Bore Range; 1108 Bushing; No Minimum Plain Bore

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

Synchronous Pulley; 12MM Belt Width; 8MM Belt Pitch; 8MX-12 Belt Style; 27 Teeth; 21.59MM Face Width; Bushed; 81.458MM Flange OD; 67.158MM OD; 68.758MM Pitch Diameter; Yes Keyway; 14 To 25MM Bushing Bore Range; 1108 Bushing; No Minimum Plain Bore