材质:尼龙,铁,铜,Material:Nylon/Steel/Copper杆表面处理:镀硬铬Finish:RigidChrouium-plating管表面处理:镀铬,喷漆Finish:Chromium-platingSpray-paint适合范围:适合上翻木门和铝框门,举力规格:60N80N100N120N150N,I不同规格适配不同重门板.气撑承受力度可根据门板重量选购或定做．)