68V1600J Sheave six-groove 16.00" OD 6" Stock Bore This 50BS39 sprocket features a

This 50BS39 sprocket features a 1-3/8" finished bore including a key-way and two setscrews

Dimension (Y): 1"

This 60BS27 sprocket featured a 1" finished bore with a key-way and two set screws

CSB205 bearing is a light-duty ball bearing insert made to C3 precision standards and utilizes set-screws to secure to a 25mm shaft

Dimension (I): 1-7/64"

68V1600J Sheave six-groove 16.00" OD 6" Stock Bore This 50BS39 sprocket features aThis 68V1600J Sheave uses a J bushing, is directly interchangeable with other manufacturers, is 16. 00" in diameter, and is manufactured in accordance with ARPM Standards for safe operation. With 3V series QD sheaves you can use standard 8V belts or banded 8V belts. What separates this 68V1600J sheave from the others is that it is made using a high strength cast iron, is phosphate coated, painted, and balanced at the factory. Using the high strength