Synchronous Pulley; 12.7MM Bore; 21MM Belt Width; 8 MM Belt Pitch; 8M-21 Belt Style; 30 Teeth; 23.368MM Face Width; Finished Bore; 74.803MM Outside Diameter; 76.403MM Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore

Synchronous Pulley; 21MM Belt Width; 8 MM Belt Pitch; 8M-21 Belt Style; 30 Teeth; 23.368MM Face Width; Rough Bore; 74.803MM Outside Diameter; 76.403MM Pitch Diameter; No Keyway; No Bushing; Minimum Plain Bore

Synchronous Pulley; 41.275MM Bore; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 30 Teeth; 14.478MM Face Width; Finished Bore; 74.803MM Outside Diameter; 76.403MM Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore

Synchronous Pulley; 28.575MM Bore; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 30 Teeth; 14.478MM Face Width; Finished Bore; 74.803MM Outside Diameter; 76.403MM Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore

Synchronous Pulley; 34.925MM Bore; 36MM Belt Width; 8 MM Belt Pitch; 8M-36 Belt Style; 30 Teeth; 40.132MM Face Width; Finished Bore; 74.803MM Outside Diameter; 76.403MM Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore