Super Smooth "Xtreme Precision" Machined Pulley, Uses belt width: 1/2 Double A, Double Pulley, Diameter Pulley: 4 1/8 ", ID: 1 ", Upgraded to 3 Layer "Xtreme TOUGH" Integrated, Water Tight Wire Harness, High Temperature Bearing Upgrade, Replaceable Pulley Bearing, Cool Coil Technology, Direction: Counter clockwise
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