BK45H Pulley single-groove 4.25" OD UCFBS200 3-Bolt Set Screw Flange Bracket Bearings Dimension (B): 61

Dimension (B): 61

This BK52 Pulley 1-1/8" bore is directly interchangeable with other manufacturers

Size: 4TB54

and precision sprocket with 29 hardened teeth that is manufactured to accept a Q1 bushing

What sets our SSUCTPTB209-28 bearing apart from others is the integrity of a specially formulated polymer housing that exserts strength and durability

BK45H Pulley single-groove 4.25" OD UCFBS200 3-Bolt Set Screw Flange Bracket Bearings Dimension (B): 61This BK45H Pulley uses an H Series Bushing, is directly interchangeable with other manufacturers, is 3. 15" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. With AK series pulleys you can use A, 4L, B, 5L, AX, BX, AA, and BB belts. What separates this BK45H 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