Synchronous Pulley; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 25 Teeth; 22.35MM Face Width; Bushed; 62.05MM Outside Diameter; 63.65MM Pitch Diameter; Yes Keyway; 1108 Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 50 Chain; 25 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.323" Outside Diameter; 4.987" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 50 Chain; 25 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.323" Outside Diameter; 4.987" Pitch Diameter; B-Hub One Side; Bushed Mount; 2012 Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 60 Chain; 25 Teeth; 1 Row of Teeth; Hardened Teeth; 6.387" Outside Diameter; 5-63/64" Pitch Diameter; B-Hub One Side; Bushed Mount; P1 Bushing; 3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 60 Chain; 25 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.387" Outside Diameter; 5-63/64" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 3/4" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material