For more information on a 2AK46H Pulley
the benefit of this is longer performance and bearing protection
5202 Bearing Dimensions
This 60BS44 sprocket features a 1-1/4" finished bore including a key-way and two setscrews
00" Sheave triple-groove 8
BK72 Pulley 1-3/8" Bore BK120 Pulley For more information on aThis BK72 Pulley 1 3 8" bore is directly interchangeable with other manufacturers, is 6. 95" 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 BK72 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