OC206-19 theomoplastic bearing cap is an open style cap made for 1-3/16" diameter shafts and size 206 housings
10B39 sprockets with a stock bore comes with the standard 20 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes
This 65V1130E Sheave uses an E bushing
Our superior HCST207 bearing with a 12mm bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid cast-iron housing
BK55 Pulley 1/2" Bore 80B33 Sprockets OC206-19 theomoplastic bearing cap isThis BK55 Pulley 1 2" bore is directly interchangeable with other manufacturers, is 5. 25" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. It works with belt sizes A, 4L, B, 5L, AX, BX, AA, and BB. What separates this BK55 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 iron offers a higher tensile