48V1250F Sheave four-groove 12.50" OD filter_H40BS70 41B18 sprockets with a stock

41B18 sprockets with a stock bore comes with the standard 5/8" ID hole with no keyway or set screws and can be easily machine bored to custom sizes

For more information on a two groove 25V750SK sheave

This 35V750SF Sheave uses an SF bushing

Sprocket Size: 120BTB15

Dimension (B): 4-1/2"

48V1250F Sheave four-groove 12.50" OD filter_H40BS70 41B18 sprockets with a stockThis 48V1250F Sheave uses an F bushing, is directly interchangeable with other manufacturers, is 12. 50" 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 48V1250F 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