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This BK45 Pulley 3/4" bore is directly interchangeable with other manufacturers
Sprocket Size: 60R72
Pulley Size: AK144
our UCF208-24 bearing has added features that improve the overall life and performance of the unit
Insert Bearing #: SB206
BK25 Pulley 1/2" Bore filter_H50BS55 This BK45 Pulley 3/4" boreThis BK25 Pulley 1 2" bore is directly interchangeable with other manufacturers, is 2. 50" 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 BK25 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
