2BK50H Pulley double-groove 4.75" OD Bushing Size and precision sprocket with 12

and precision sprocket with 12 hardened teeth that is manufactured to accept a SDS bushing

Sprocket Size: 120BS20H

Part #: SA 206-18

the 6310-ZZ bearing features raceways that are precision honed to a superb finish

It utilizes set-screws for locking onto a 15/16" shaft and features a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

2BK50H Pulley double-groove 4.75" OD Bushing Size and precision sprocket with 12This two groove 2BK50H Pulley uses an H Series Bushing, is directly interchangeable with other manufacturers, is 4. 75" 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, BB, and banded belts. What separates this 2BK50H 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.