Synchronous Pulley; 1/2" Belt Width; 3/8 Inch Belt Pitch; L Belt Style; 17 Teeth; 3/4" Face Width; Rough Bore; 1.999" Outside Diameter; 2.029" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore

Sprocket, Idler; Roller Chain; 0.638" Bore; 50 Chain Size; 17 Teeth; Ball Bearing; 5/8" Chain Pitch; 1 Row of Teeth; Hardened Teeth; Steel

Sprocket, Idler; Roller Chain; 0.515" Bore; 50 Chain Size; 5/8" Chain Pitch; 17 Teeth; Ball Bearing; 1 Number of Row; Steel

Synchronous Pulley; 1" Belt Width; 3/8 Inch Belt Pitch; L Belt Style; 17 Teeth; 1-1/4" Face Width; Rough Bore; 1.999" Outside Diameter; 2.029" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore