Synchronous Pulley; 21MM Belt Width; 8 MM Belt Pitch; 8M-21 Belt Style; 42 Teeth; 0.97MM Face Width; Bushed; 4.148MM Outside Diameter; 4.211MM Pitch Diameter; Yes Keyway; 2012 Bushing; No Minimum Plain Bore

Synchronous Pulley; 62MM Belt Width; 8 MM Belt Pitch; 8M-62 Belt Style; 42 Teeth; 2.63MM Face Width; Rough Bore; 4.148MM Outside Diameter; 4.211MM Pitch Diameter; No Keyway; No Bushing; Minimum Plain Bore

Synchronous Pulley; 62MM Belt Width; 8 MM Belt Pitch; 8M-62 Belt Style; 42 Teeth; 2.63MM Face Width; Bushed; 4.148MM Outside Diameter; 4.211MM Pitch Diameter; Yes Keyway; 2012 Bushing; No Minimum Plain Bore

Synchronous Pulley; 21MM Belt Width; 8 MM Belt Pitch; 8M-21 Belt Style; 42 Teeth; 0.97MM Face Width; Bushed; 4.148MM Outside Diameter; 4.211MM Pitch Diameter; Yes Keyway; 2012 Bushing; No Minimum Plain Bore

Synchronous Pulley; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 42 Teeth; 0.57MM Face Width; Bushed; 4.148MM Outside Diameter; 4.211MM Pitch Diameter; Yes Keyway; 2012 Bushing; No Minimum Plain Bore