Our UCTB206-18 bearings are manufactured to industry standard dimensions
120F42 sprockets are made to accept a F size taper bushing which we also stock with a wide range of bore sizes
100A28 Sprocket Dimensions
Setscrew Used: M8 x 1mm
Our SA202-10 insert bearing has several features: a wide inner-ring
2TB46 Sheave two-groove 4.95" OD Bushing Size Our UCTB206-18 bearings are manufacturedThis 2TB46 Pulley uses a P1 Series Bushing, is directly interchangeable with other manufacturers, is 4. 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 2TB46 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