Dimensions: 6" Outside Diameter (OD) x 3/4" Hub Width x 3/4" Bore Size (6 × 3/4 × 3/4). Wire Rope Size Compatibility: 3/8" wireline / wire rope. Bushing Material: Equipped with S.A.E. 660 Bronze Bushings featuring a "Figure 8" oil groove to optimize shaft lubrication. Weight: Approximately 2.5 lbs.