Variable Pitch 1VP50 Pulley 5/8" 16B Metric Chain Master Links 120C48 sprockets with a stock

120C48 sprockets with a stock bore come with the standard 1-1/2" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

Dimension (Y): 7/8"

160C35 sprockets with a stock bore come with the standard 1-1/2" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

120BTB12 Sprocket Dimensions

Variable Pitch 1VP50 Pulley 5/8" 16B Metric Chain Master Links 120C48 sprockets with a stockVariable Pitch 1VP50 Pulley 5 8" is designed and engineered in a way that allows for precise adjustments in diameter, which will also correlate to speed adjustment. Our single groove variable pitch pulleys are manufactured with extremely tight thread tolerances and use a high quality cast iron material. They are extremely well balanced to reduce vibrations and are phosphated and painted for corrosion resistance. Besides 1VP50 pulleys with a 5 8" bore