13V300JA Sheave single-groove 3.00" OD Double Capacity Roller Chain This 120BS26 sprocket features a

This 120BS26 sprocket features a 2" finished bore with a key-way and two set screws

10B8 sprockets with a stock bore comes with the standard 10 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes

140B17 Sprocket Dimensions

Pitch (P): 0

Sprocket Size: 140R19H

13V300JA Sheave single-groove 3.00" OD Double Capacity Roller Chain This 120BS26 sprocket features aThis 13V300JA Sheave uses a JA bushing, is directly interchangeable with other manufacturers, is 3. 00" in diameter, and is manufactured in accordance with ARPM Standards for safe operation. With 3V series QD sheaves you can use standard 3V belts, 3VX belts, banded 3V belts, and banded 3VX belts. What separates this 13V300JA sheave from the others is that it is made using a high strength cast iron, is phosphate coated, painted, and balanced at the