Something that sets this 2042B15 sprocket apart from others is that it is Black Oxide Finished
120BS21 2" Finished Bore Sprocket Dimensions
100BS13 1 3/16" Finished Bore Sprocket Dimensions
UCX14-43 bearing is a medium-duty ball bearing insert made to C3 precision standards and utilizes set screws for securing a 2-11/16" shaft
2BK62 Pulley 1" Bore 100B27 Sprockets Something that sets this 2042B15This 2BK62 Pulley 1" bore is directly interchangeable with other manufacturers v belt pulleys, it is 5. 95" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. double BK pulleys work with belt types A, 4L, B, 5L, AX, BX, AA, BB, double banded A, double banded B, and double banded BX cogged v belts. What separates this double 2BK62 pulley from the others is that it is made using a high grade 35 cast iron, is