- The top swivel design on the UB500 assures the ball remains stationary if the wire line spins.
- The swivel incorporates a sealed roller thrust bearing together with a grease fitting for easy lubrication.
- Each ball can be equipped with the new McKissick US422 Wedge & Socket which can be easily adjusted to fit various sizes of wire rope by changing the wedge (Ensure that correct wedge is used for selected wire rope size).
- All hooks used on UB500 Overhaul Balls (S320, S320N & S316A) are forged from alloy steel. The S320 and S320N hooks come complete with latches.
Caldwell 2t Adjustable Height & Span Gantry Model K90-2
Features: Adjustable span standard on 10'-16' spans through 5 tons Bolted connections on spans of 20'-24' and all 8 ton units Heavy duty supported leg design Balanced design allows for easy rolling, even under load Conforms to AISC, OSHA, and CMAA specifications...