20B-3 Roller Chain Tensioner 8C QD Bushed Sheaves and precision double sprocket with

and precision double sprocket with 18 hardened teeth that is manufactured to accept a 2517 bushing

This D35B48 sprocket is a durable

This 1B136SDS sheave features one groove

Configuration: Straight Two Holes on One Side

20B-3 Roller Chain Tensioner 8C QD Bushed Sheaves and precision double sprocket withThe floating 20B 3 chain tensioner has an extremely simplistic design but is probably the most effective and economical tensioner on the market. It is constructed out of high quality UHMW and stainless steel parts so not only is it extremely durable, but it can work in corrosive and wash down applications. Besides chain tensioners we also supply 20B 3 Roller Chain, Metric Roller Chain Sprockets, shafting, bearings, gear reducers, motors, and more. 20B