This two groove 2BK90H Pulley uses an H-Series Bushing
35BS60 1-1/8" Finished Bore Sprocket Dimensions:
6905-2RS Ball Bearing Dimensions
This 160R28H sprocket is a durable
Recommended Maximum Bore: 1"
BK60 Pulley 1-1/8" Bore filter_H50BS56 This two groove 2BK90H PulleyThis BK60 Pulley 1 1 8" bore is directly interchangeable with other manufacturers, is 5. 75" 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 BK60 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