Synchronous Pulley; 1-1/2" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 120 Teeth; 1-13/16" Face Width; Rough Bore; 19.044" Outside Diameter; 19.098" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore

Synchronous Pulley; 3/4" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 120 Teeth; 1-1/16" Face Width; Bushed; 19.044" Outside Diameter; 19.098" Pitch Diameter; Yes Keyway; 1/2 To 2-1/2" Bushing Bore Range; 2517 Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 10B-1 Chain; 120 Teeth; 1 Row of Teeth; No Hardened Teeth; 606.45MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 15.875MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Synchronous Pulley; 3" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 120 Teeth; 3.366" Face Width; Rough Bore; 19.045" Outside Diameter; 19.099" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore

Synchronous Pulley; 3/4" Belt Width; 3/8 Inch Belt Pitch; L Belt Style; 120 Teeth; 1" Face Width; Rough Bore; 14.294" Outside Diameter; 14.324" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore