Space-saving single post design,
 Single hydraulic cylinder ,chain -driven system, faster lifting and lowering speed.
Single electrical or manual lock release system , safe and reliable
Wear-resistant, heat-resistant and high strength Macromolecular
polyethylene slide block
Mold machining through the whole process so that the parts are
universal and interchangeable
Automatic arm lock release
Pass 120% capacity dynamic load test and 150% capacity static load test.
Italian oil seal to make sure no oil leakage
Solenoid valve has the emergency manual lock release function.
Optional manual pump on power unit in case of power off.
Optional 24v control box，solenoid valve and electromagnet