Premium 40 Side Bow Roller Chain 10ft Box filter_50BS12-FB This 41BS40 sprocket features a

This 41BS40 sprocket features a 1-7/16" finished bore including a key-way and two setscrews

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Common Interchanges: 35BS17H

50B40 sprockets with a stock bore comes with the standard 3/4" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

60 hollow pin chains are used for conveyors

Premium 40 Side Bow Roller Chain 10ft Box filter_50BS12-FB This 41BS40 sprocket features aOur premium 40 side bow roller chain sets the bar in terms of performance, strength, and operation life! 40 side bow roller chain is a unique 1 2" pitch ANSI chain designed to operate around radial curves. This #40 side bow chain is manufactured using precision high grade carbon steel components that have been heat treated and shot peened. The result is a high strength 40 side flexing chain with superior performance, working life, and a 3,510lb