BK57 Pulley 5/8" Bore 1600 Series Deep Groove Ball Bearings 40B60 sprockets with a stock

40B60 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

Contact our customer support team for further information or to get a quote on our UCHA206 bearings

Dynamic Load Rating (LBS): 7

and precision sprocket with 27 hardened teeth

Our premium 04B-2 chain showcases high-precision parts that have been heat-treated and shot-peened for best-in-class performance and chain life

BK57 Pulley 5/8" Bore 1600 Series Deep Groove Ball Bearings 40B60 sprockets with a stockThis BK57 Pulley 5 8" bore is directly interchangeable with other manufacturers, is 5. 45" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. It works with belt sizes A, 4L, B, 5L, AX, BX, AA, and BB. What separates this BK57 pulley from the others is that it is made using a high grade 35 cast iron, is phosphate coated, painted, and balanced at the factory. Using the grade 35 cast iron offers a higher tensile