For over 30 years J&R Engineering Co., Inc. has taken great pride in providing the best engineered, best built, most user friendly, longest service life hydraulic boom gantry available on the market today that performs time after time for all our customers worldwide. When a customer decides to purchase a LIFT-N-LOCK gantry, they receive the after-sale service and support they expect and deserve from J&R Engineering Co., Inc; always in a timely fashion. We continually improve after-sales service by focusing our attention to customer’s needs to assist them in the best possible way. All service issues are handled quickly and efficiently by the most qualified personnel available in the world. J&R Engineering has service technicians available 365 days a year worldwide should the need arise to provide technical assistance, training, assembly, disassembly of the LIFT-N-LOCK gantry.