This 60BS20 sprocket featured a 1-15/16" finished bore with a key-way and two set screws
This #160 roller chain tensioner provides consistent tension on the chain with minimal drive wear
This 120BS26 sprocket features a 2" finished bore with a key-way and two set screws
50BS12 1" Finished Bore Sprocket Dimensions
This 60BS24 sprocket featured a 1" finished bore with a key-way and two set screws
BK130 Pulley 1" Bore filter_80BS18-FB This 60BS20 sprocket featured aThis BK130 Pulley 1" Bore bore is directly interchangeable with other manufacturers, is 12. 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 BK130 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