All J&R Engineering Gantries feature our exclusive LIFT-N-LOCK® cam locking technology, which provides true continual load protection throughout the duration of the lift. In the unlikely …

Add in J&R’s proprietary LIFT-N-LOCK® cam lock system, and the result is a gantry solution that doesn’t just deliver performance, but peace of mind as well. Engineering is not only part of our …

J&R LIFT-N-LOCK® Hydraulic BOOM Gantries are available with lifting capacities from 75 US ton (68.1t) to 1,800 US ton (1634t) with four lift housings and lift heights from 18 ft. (5.48m) to 100 …

The Lift-N-Lock Gantry is a mobile, self-propelled, variable-height, hydraulic lifting frame. It is primarily controlled from a remote, self-contained power module that is positioned away from …

All J & R Engineering Gantries feature our exclusive LIFT-N-LOCK® cam locking technology, which provides true continual load protection throughout the duration of the lift. In the unlikely …

J&R Engineering Lift-N-Lock Hydraulic Gantry For Sale Capacity: 450 Tons 3-Stage Hydraulic Cylinders Lift 28', Plus a Manual Stage Giving ...

J&R Engineering Lift-N-Lock Hydraulic Gantry For Sale. Capacity: 450 Tons; 3-Stage Hydraulic Cylinders Lift 28′, Plus a Manual Stage Giving the Total Lift Height of 34′ Individual Hydraulic …

H. Brown uses Lift-N-Lock Hydraulic Gantries that can move up to 900 tons. Our gantries hoist heavy payloads vertically and can move on tracks or rubber tires. Our Lift-N-Lock Gantry is a …

Brown uses Lift-N-Lock Hydraulic Gantries that can move up to 900 tons. Our gantries hoist heavy payloads vertically and can move on tracks or rubber tires. Our Lift-N-Lock Gantry is a mobile, …

Three stage power up and down cylinders with hydraulic counterbalance lock valves. Three stage telescopic boom assembly that protects the lift cylinder from side loading. Planetary self propel …