... closer, door closer, ground hinge,ground spingiron body+SS304 cover, the cover can be PSS & SSS.can match MAB, DORMA&NEW ... 800-1000mm and door weight of 100-120kg.The door can be opened to Max.135 degreees and closing effect is valis ... 80 or 90 degree with double section adjustment. V-73 floor spring, similar to mab type, floor hinge