This 1TB80 Pulley uses a P1-Series Bushing
What separates this 1TB94 pulley from the others is that it is made using a high grade-35 cast iron
Our superior HCFJT207-21 bearing with a 1-5/16" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing
Key-Way Size: "
2BK190 Pulley 1-3/16" Bore Chainmas Deals! This 1TB80 Pulley uses aThis 2BK190 Pulley 1 3 16" bore is directly interchangeable with other manufacturers v belt pulleys, it is 18. 75" 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 2BK190 pulley from the others is that it is made using a high grade 35 cast iron,