Something else that is notable about this 08B28 sprocket is that it fully meets all ISO Standards
Dimension (Y): 2-11/16"
100C60 Sprocket Dimensions
and precision sprocket with 17 hardened teeth that is manufactured to accept a 2517 bushing
Maximum Recommended Bore: 2-3/8"
1TB64 Sheave single-groove 6.75" OD S2 Something else that is notableThis 1TB64 Pulley uses a P1 Series Bushing, is directly interchangeable with other manufacturers, is 6. 75" 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 1TB64 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