B Bushing With 1-7/8" Bore M 08B20H sprockets with a stock

08B20H sprockets with a stock bore comes with the standard 12 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes

100R80 sprockets are made to accept a R1 size taper bushing which we also stock with a wide range of bore sizes

360" in diameter (O

Steel Retainer vs

Our superior HCTB209 bearing with a 45mm bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

B Bushing With 1-7/8" Bore M 08B20H sprockets with a stockThis B bushing features a 1 7 8" bore and offers superior strength, durability, and quality versus most other B bushings. What really sets these bushings apart is the extreme precision, quality control, and high quality material used when being manufactured. This means when you order these from us you can always expect a consistent and premium product! USA Roller Chain & Sprockets is a one stop shop facility that is focused on providing the best