2BK47H Pulley double-groove 4.45" OD Bearings UCFX11-36 bearing is a 2-1/4"

UCFX11-36 bearing is a 2-1/4" bore four-bolt medium-duty flange bearing that utilizes set screws to secure to a 2-1/4" shaft

Part #: 12B SK2

This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up

Our superior UEF210-31 bearing with a 1-15/16" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

the 16B K2 attachment has a bent tab on both sides with two holes each for mounting

2BK47H Pulley double-groove 4.45" OD Bearings UCFX11-36 bearing is a 2-1/4"This two groove 2BK47H Pulley uses an H Series Bushing, is directly interchangeable with other manufacturers, is 4. 45" 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 2BK47H 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.