BK77 Pulley 1" Bore #100 SD Type Sprockets This 3TB110 Pulley uses a

This 3TB110 Pulley uses a Q1 series bushing

Sprocket Size: 80X15

and precision sprocket with 40 teeth

Bearing Size: 6311-2RS

140A17 Sprocket Dimensions

BK77 Pulley 1" Bore #100 SD Type Sprockets This 3TB110 Pulley uses aThis 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