Description & Specifications
Our 40BS40H sprocket is an ANSI standard size sprocket with a 1-1/4" finished bore - includes keyway & 2 setscrews. This 40 tooth sprocket works with any ANSI #40 roller chain. Nitro 40B40 sprockets are manufactured from 1045CD carbon steel and have hardened teeth to minimize wear overtime.
All dimensions listed are nominal values.