4TB74 Sheave four-groove 7.75" OD 41B13 Sprockets This 120BS23 sprocket features a

This 120BS23 sprocket features a 1-1/4" finished bore with a key-way and two set screws

For more information on a four groove 4C95E sheave

What separates this three groove 3TB160 pulley from the others is that it is made using a high grade-35 cast iron

For more information on a four groove 45V1030E sheave

4TB74 Sheave four-groove 7.75" OD 41B13 Sprockets This 120BS23 sprocket features aThis 4TB74 Pulley uses a Q1 series bushing, is directly interchangeable with other manufacturers, is 7. 75" in diameter, and is manufactured in accordance with ARPM Standard for safe operation. With B series TB pulleys you can use A, 4L, B, 5L, AX, BX, AA, and BB belts. What separates this four groove 4TB74 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