BK45 Pulley 3/4" Bore 50B84 Sprockets For more information or to

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140B20 Sprocket Dimensions

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BK45 Pulley 3/4" Bore 50B84 Sprockets For more information or toThis BK45 Pulley 3 4" bore is directly interchangeable with other manufacturers, is 4. 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 BK45 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