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What sets this 6301-2RS bearing apart from others is the ABEC 3 precision standard that this bearing is made to
80A90 sprockets with a stock bore comes with a 1-1/2" inside diameter plain hole and can be easily machine bored to custom sizes
This 50BS57 sprocket features a 1-1/4" finished bore including a key-way and two setscrews
For more information or to get pricing and availability on a 2BK90 Pulley with 1-1/8" bore
thus preventing premature wear or breakage and this means that it will directly interchange with most other manufactures sprockets
AK56 Pulley 3/4" Bore 2VP60 Pulley What sets this 6301-2RS bearingThis AK56 Pulley 3 4" bore is directly interchangeable with other manufacturers, is 5. 45" in diameter, is used with A style V Belts, and is manufactured in accordance with ARPM Standard IP20 for safe operation. What separates this AK56 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 cast iron offers a higher tensile strength and is more wear
