120-030-01 Roll Ring Tensioner V Belt Pulley 1” Bore H80P11 sprockets are bored to

H80P11 sprockets are bored to accept a P1 type taper bushing

Common Interchanges: 35BS21H

This 50B9 sprocket is a durable

This 2AK134H Pulley uses an H-Series Bushing

Sprocket Size: 50P30H

120-030-01 Roll Ring Tensioner V Belt Pulley 1” Bore H80P11 sprockets are bored to120 030 01 Roll Ring Tensioner is a high quality, maintenance free, and self adjusting chain tensioner. The chain tensioner installs in seconds and even works in reversing applications. The 120 030 01 size tensioner works with chain sizes 20B and 100 chain, and features 26 teeth. It's manufactured out of a specially formulated polymer that has a resistance to ultra violet rays, radiation, temperatures, a wide range of chemicals, abrasion, and doesn't