BK77 Pulley 1" Bore #100 SD Type Sprockets 40BS21 1" Finished Bore Sprocket

40BS21 1" Finished Bore Sprocket Dimensions:

This 80A22 sprocket is a durable

and precision sprocket with 40 teeth

Sprocket Size: 80X15

This 35BS17 sprocket features a 3/4" finished bore including a key-way and two setscrews

BK77 Pulley 1" Bore #100 SD Type Sprockets 40BS21 1" Finished Bore SprocketThis BK77 Pulley 1" bore is directly interchangeable with other manufacturers, is 7. 45" 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 BK77 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