Synchronous Pulley; 4.775MM Bore; 9MM Belt Width; 5MM Belt Pitch; 5M-9 Belt Style; 12 Teeth; 11.125MM Face Width; Finished Bore; 23.622MM Flange OD; 17.958MM OD; 19.101MM Pitch Diameter; No Keyway; No Bushing; No Minimum Plain Bore

15MM Belt Width; 5 Millimeter Belt Pitch; 5M-15 Belt Style; 12 Teeth; 16.662MM Face Width; Rough Bore; 23MM Flange OD; 17.96MM OD; 19.1MM Pitch Diam; No Keyway; No Bushing; No Minimum Plain Bore

Pulley, Synchronous; 25MM Belt Width; 10 Millimeter Belt Pitch; T10-25 Belt Style; 12 Teeth; 30MM Face Width; Rough Bore; 42MM Flange OD; 36.35MM Outside Diameter; 38.35MM Pitch Diameter; No Keyway; Minimum Plain Bore

3/8" Bore; 3/4" Belt Width; 3/8 Inch Belt Pitch; L Belt Style; 12 Teeth; 1" Face Width; Finished Bore; 1-11/16" Flange OD; 1.402" Outside Diameter; 1.432" Pitch Diameter; No Keyway; No Bushing; No Minimum Plain Bore

Synchronous Pulley; 9MM Belt Width; 5 MM Belt Pitch; 5M-9 Belt Style; 12 Teeth; 14.5MM Face Width; Rough Bore; 17.96MM Outside Diameter; 19.1MM Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore