This 1TB66 Pulley uses a P1-Series Bushing
160A13 sprockets with a stock bore comes with a 1-1/2" inside diameter plain hole and can be easily machine bored to custom sizes
Sprocket Size: 08B23
140F24 sprockets are manufactured to accept a F type QD bushing which
1TB66 Sheave single-groove 6.95" OD 1VP30 Pulley This 1TB66 Pulley uses aThis 1TB66 Pulley uses a P1 Series Bushing, is directly interchangeable with other manufacturers, is 6. 95" 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 1TB66 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 cast