2AK32 Pulley 3/4" Bore 5V Ten-Groove QD Bushed Sheaves This 6811-2RS ball bearing is

This 6811-2RS ball bearing is a high-precision premium quality sealed deep groove 55x72x9 ball bearing made to ABEC 3 precision standards from AXIS

This two groove 2BK130H Pulley uses an H-Series Bushing

2050B25 Sprocket

Weight: 57lbs

Dimension (F): 55

2AK32 Pulley 3/4" Bore 5V Ten-Groove QD Bushed Sheaves This 6811-2RS ball bearing isThis 2AK32 Pulley 3 4" bore is directly interchangeable with other manufacturers, is 3. 25" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. Because it is a double pulley you can use a double banded A Series v belt, two single A Series v belts, or two single 3L Series v belts. What separates this double 2AK32 pulley from the others is that it is made using a high grade 35 cast iron, is phosphate coated,