This 6216-2RS ball bearing is a high-precision premium quality sealed deep groove 80x140x26 ball bearing made to ABEC 3 precision standards from AXIS
What separates this double 2BK50 pulley from the others is that it is made using a high grade-35 cast iron
For more information on a double groove 2BK36H pulley
Bolt Used: 11/16
2BK34 Pulley 1" Bore Metric Roller Chain Attachments This 6216-2RS ball bearing isThis 2BK34 Pulley 1" bore is directly interchangeable with other manufacturers v belt pulleys, it is 3. 55" 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 2BK34 pulley from the others is that it is made using a high grade 35 cast iron, is