Sizes 4 tons through 10 tons available with Crosby’sS1316A "Positive Locking" SHUR LOC hook which may be used for lifting personnel.Meets OSHA Rule1926.550 (g).Design Factor 4:1.
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 US 422T Wedge Socket which can be easily adjusted to fit
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