Premium Metric 48B Chain - 10ft Box Quad Strand Metric Roller Chain 25B36 sprockets with a stock

25B36 sprockets with a stock bore comes with the standard 3/8" ID hole with no keyway or setscrews and can be easily machine bored to custom sizes

Our UCPX17-55 bearings are engineered and manufactured to provide long-lasting performance and durability with added features such as a steel retainer

UC212-39 Bearing Dimensions

While the phosphate coated and then painted finish adds corrosion resistance to the 2AK46H pulley

This 40BS50 sprocket features a 5/8" finished bore including a key-way and two setscrews

Premium Metric 48B Chain - 10ft Box Quad Strand Metric Roller Chain 25B36 sprockets with a stock48B roller chain is a 15. 875mm pitch ISO metric roller chain that conforms to British Standards (BS). Our high quality 48B chain is manufactured from high grade carbon and alloy steels for superior performance, strength, and lifespan. We also utilize specific manufacturing techniques for improved function and reduced elongation when creating our precision 48B chain. Something important to note is that this chain uses straight sidebars, much like a