L110B Insert | L110B Coupling Insert - L110B Spider (Bronze) 10B-4 Metric Roller Chain This 80BS17 sprocket features a

This 80BS17 sprocket features a 1-1/2" finished bore with a key-way and two set screws

For more information or to get pricing and availability on an AK109 Pulley with 1" bore please contact us and we will be happy to assist you

This #100 roller chain tensioner provides consistent tension on the chain with minimal drive wear

We havre bushed type double-single sprockets on the shelf and the capabilities to re-bore/ machine these sprockets out ranging from 1-1/4" bore out to 2-3/4" bore

L110B Insert | L110B Coupling Insert - L110B Spider (Bronze) 10B-4 Metric Roller Chain This 80BS17 sprocket features aL110B insert is a precision coupling insert precision machined from high quality bronze. L110B inserts are also commonly referred to as L110B spiders. Bronze jaw coupling inserts go between two L110 hubs, prevent a steel on steel contact, and allow for a slight misalignment between two shafts. When replacing a coupling assembly, it is essential to note that the oil impregnated L110B bronze inserts are ideal for high torque but low speed applications.