40B54 Sprocket With Stock Bore 2BK120 Pulley Our SB204 bearing is made

Our SB204 bearing is made to industry standards dimensionally for direct interchangeability with just about any brand

160R11H sprockets are bored to accept a R1 type taper bushing

This 1B5V90 Sheave uses a B bushing

What separates this 1TB46 pulley from the others is that it is made using a high grade-35 cast iron

Sprocket Size: 10B20

40B54 Sprocket With Stock Bore 2BK120 Pulley Our SB204 bearing is madeThis 40B54 sprocket is a durable, premium quality, and precision sprocket that is manufactured out of high quality steel. This sprocket is manufactured for optimum performance, durability, and to strict quality control standards. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #40 roller chain and sprocket which prevents premature wear or breakage. It is also black