200U20 Sprocket Dimensions
What sets this 6836 bearing apart from others is the ABEC 3 precision standard that this bearing is made to
and precision sprocket with 27 hardened teeth that is manufactured to accept a Q1 bushing
the benefit of this is longer performance and bearing protection
BK72 Pulley 1-3/8" Bore BK120 Pulley 200U20 Sprocket DimensionsThis 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