Transmission Pulley; 2 Grooves; 20.35" Outside Diameter; Bushed; SF Bushing Series; A | B Belt Series; 19.6" Pitch Minimum; 20" Pitch Maximum; 1/2 To 2-15/16" Bushing Bore Range; Keyway

Torque Limiter; Reactive Activation; Straight | Finished Bore; 1-5/8" Bore; Hollow Bore Input; Hollow Bore Output; Shaft Mount; Static Torque 950

Roller Chain Sprocket; 60 Chain; 27 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.867" Outside Diameter; 6.461" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 3/4" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Flat Top Chain Sprocket; 1" Bore; 815 Chain Size; 1-1/2" Pitch; 21 Teeth; 5.12" Outside Diameter; 5.089" Pitch Diameter; A-No Hub; Round; Straight Running; Back Flexing; Thermoplastic; 1/4" X 1/8" Keyway with Set Screw

Roller Chain Sprocket; 60 Chain; 29 Teeth; 1 Row of Teeth; No Hardened Teeth; 7.346" Outside Diameter; 6.937" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 3/4" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material