There are 4 detachable jacks, one for each gantry crane leg.
The Jack Kit may also be used to adjust caster frame spread.
Available for Tri-Adjustable cranes only.
Note: For installations requiring frequent height adjustments, we recommend our Heavy Duty Jack Kits.
These feature a 15.8 to 1 gear ratio. Standard unit is 5.1 to 1.
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