floor spring, floor hinge, spring closer, door closer 500,000 times open/close tests. Capacity ... weight100- 130kg. floor spring,floor hinge, spring closer, door closer, ground hinge,ground spingcan match MAB, DORMA & NEW ... guaranty.suitable for double swing door Width of 800 X 1200mm and door weight of 100-130kg.The door can be ... welcome. V-84 floor spring, floor hinge for glass door, door closer