BK57 Pulley 3/4" Bore filter_H50BS47 This 35H36 sprocket is a

This 35H36 sprocket is a durable

This 53V800SK Sheave uses an SK bushing

This 6804 ball bearing is a high-precision premium quality deep groove 20x32x7 ball bearing made to ABEC 3 precision standards from AXIS

This 80BS29 sprocket features a 1-15/16" finished bore with a key-way and two set screws

BK57 Pulley 3/4" Bore filter_H50BS47 This 35H36 sprocket is aThis BK57 Pulley 3 4" 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