1TB250 Sheave single-groove 25.35" OD 120B18 Sprockets 100R28 sprockets are bored to

100R28 sprockets are bored to accept a R1 type taper bushing

100SDS12 Sprocket Dimensions

1VP40 Pulley 7/8" Dimensions

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1TB250 Sheave single-groove 25.35" OD 120B18 Sprockets 100R28 sprockets are bored toThis 1TB250 Pulley uses a Q1 series bushing, is directly interchangeable with other manufacturers, is 25. 35" in diameter, and is manufactured in accordance with ARPM Standard for safe operation. With B series TB pulleys you can use A, 4L, B, 5L, AX, BX, AA, and BB belts. What separates this 1TB250 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