50B8 sprockets with a stock bore comes with the standard 5/8" inside diameter hole with no keyway or set screws and can be easily machine bored to custom sizes
The 47 precision-machined teeth on this 80B47 sprocket are designed to mate perfectly with ANSI 80 roller chains while improving overall performance and wear life
Sprocket Weight: 32
UEFT205-16 bearing is a 1" bore two-bolt normal-duty flange bearing that utilizes a Tru-Loc device to secure to a 1" shaft
BK110 Pulley 1-1/8" Bore filter_H40BS37 50B8 sprockets with a stockThis BK110 Pulley 1 1 8" bore is directly interchangeable with other manufacturers, is 10. 75" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. It works with belt sizes A, 4L, B, 5L, AX, BX, AA, and BB. What separates this BK110 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