BK100H Pulley Single-Groove 9.75" OD Sprocket Type This 35BS25 sprocket features a

This 35BS25 sprocket features a 3/4" finished bore including a key-way and two setscrews

08B25H sprockets with a stock bore comes with the standard 14 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes

50BS20 7/8" Finished Bore Sprocket Dimensions

This 40BS19 sprocket featured a 1-1/4" finished bore with a key-way and two set screws

HC205 bearing is a normal-duty ball bearing insert made to C3 precision standards and utilizes an eccentric locking collar for securing a 25mm shaft

BK100H Pulley Single-Groove 9.75" OD Sprocket Type This 35BS25 sprocket features aThis BK100H Pulley uses an H Series Bushing, is directly interchangeable with other manufacturers, is 9. 75" 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 BK100H 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