Synchronous Pulley; 3" Belt Width; 7/8 Inch Belt Pitch; XH Belt Style; 20 Teeth; 3-5/8" Face Width; Rough Bore; 5.46" Outside Diameter; 5.57" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore

Synchronous Pulley; 4" Belt Width; 7/8 Inch Belt Pitch; XH Belt Style; 20 Teeth; 4-11/16" Face Width; Bushed; 5.46" Outside Diameter; 5.57" Pitch Diameter; Yes Keyway; 1/2 To 2-5/8" Bushing Bore Range; SK Bushing; No Minimum Plain Bore

Synchronous Pulley; 2" Belt Width; 7/8 Inch Belt Pitch; XH Belt Style; 20 Teeth; 2-9/16" Face Width; Rough Bore; 5.46" Outside Diameter; 5.57" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore