Synchronous Pulley; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 112 Teeth; 22.225MM Face Width; Bushed; 283.616MM Outside Diameter; 285.217MM Pitch Diameter; Yes Keyway; 2012 Bushing; No Minimum Plain Bore

Synchronous Pulley; 115MM Belt Width; 14 MM Belt Pitch; 14M-115 Belt Style; 112 Teeth; 133.35MM Face Width; Bushed; 496.316MM Outside Diameter; 499.11MM Pitch Diameter; Yes Keyway; 4545 Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 50 Chain; 112 Teeth; 1 Row of Teeth; Hardened Teeth; 22.651" Outside Diameter; 22.284" Pitch Diameter; B-Hub One Side; Bushed Mount; SF Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Synchronous Pulley; 20MM Belt Width; 8 MM Belt Pitch; 8M-20 Belt Style; 112 Teeth; 28.575MM Face Width; Bushed; 283.845MM Outside Diameter; 285.217MM Pitch Diameter; Yes Keyway; SK Bushing; No Minimum Plain Bore

Synchronous Pulley; 25MM Belt Width; 5 MM Belt Pitch; 5M-25 Belt Style; 112 Teeth; 30.963MM Face Width; Bushed; 177.114MM Outside Diameter; 178.257MM Pitch Diameter; Yes Keyway; SDS Bushing; No Minimum Plain Bore