120Q15 Sprocket (Taper Bushed) C-Section Sheaves and precision 45 tooth sprocket

and precision 45 tooth sprocket that is manufactured to accept a S1 bushing

Sprocket Size: 120E20

Hub Diameter: 16mm

Dimension (F): 10-1/4"

120E28 sprockets are manufactured to accept a E type QD bushing which

120Q15 Sprocket (Taper Bushed) C-Section Sheaves and precision 45 tooth sprocketThis 120Q15 sprocket is a durable, high quality, and precision sprocket with 15 hardened teeth that is manufactured to accept a Q1 bushing. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #120 roller chain and sprocket which prevents premature wear or breakage. This