... weight:50N,80N,100N,120N,150N,200 Gas suppor, Air spring,apply to supporting wooden door,aliminum frame and ... 1)material:iron ,nylon2)finish:spray painting Color:According to the customer request 3)thickness: 0.8/1. ... . Packing:1)1pc/poly platic bag2)one piece gas support and 6 screws put in one poly bag ... ,then 20 gas supportput into one inner box,then 5 inner ...