BK50 Pulley 1" Bore D-Series Banded V-Belts For additional information or to

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Weight With Hub: 119lbs

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This 40BS57 sprocket features a 5/8" finished bore including a key-way and two setscrews

BK50 Pulley 1" Bore D-Series Banded V-Belts For additional information or toThis BK50 Pulley 1" bore is directly interchangeable with other manufacturers, is 4. 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 BK50 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