1.Floor design , suitable for the bottom not high in the auto repair.
2.Adopt double cylinder, 4x3 higher and stronger chain, the wire rope balance system.
3.Bilateral manual release.
4.Rubber pad door-opening protection.
5.Rubber support pad adopts double helix adjustment height and height increase joint.
7.The arm adopts two stages or three stages design, larger range adjustment, suitable for different vehicle chassis, three-node arm optional installation.