What sets this 6311 bearing apart from others is the ABEC 3 precision standard that this bearing is made to
This 2AK34 Pulley 7/8" bore is directly interchangeable with other manufacturers
2082B30 Sprocket
Something that sets this 2040B18 sprocket apart from others is that it is Black Oxide Finished
#120 Roller Chain Tensioner
3TB184 Sheave three-groove 18.75" OD 100B16 Sprockets What sets this 6311 bearingThis 3TB184 Pulley uses a Q1 series bushing, is directly interchangeable with other manufacturers, is 18. 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 three groove 3TB184 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