4K/4R – High Performance Maintenance-Free Extended Swivel Lead Series – Up to 2,500 lb
Swivel device is a combination of Thrust Ball Bearings and Tapered Roller Bearings for its maximum performance.
- Tapered roller bearings in the upper raceway to handle axial thrust form high speed operation
- Ball thrust Ball Bearings on the lower raceway to handle combined radial thrust from heavy loads
- Extended swivel radius reduced the effort to swivel
- 3/8″ thick top plate with legs formed from 5/16″ steel
- Yellow zinc plated
- Great for towing applications


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