BK65H Pulley single-groove 6.25" OD filter_H50B47 This 100BS25 sprocket features a

This 100BS25 sprocket features a 1-7/16" finished bore with a key-way and two set screws

Outside Diameter: 24

manufactured right here in the USA

Sheave Size: 6C70SF

BK65H Pulley single-groove 6.25" OD filter_H50B47 This 100BS25 sprocket features aThis BK65H Pulley uses an H Series Bushing, is directly interchangeable with other manufacturers, is 6. 25" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. With AK series pulleys you can use A, 4L, B, 5L, AX, BX, AA, and BB belts. What separates this BK65H 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