... gas spring 1)material:steel,nylon 2)finish:spay paniting 3)Thinkness:0.8/1.0mm 4)Loading weight:50N,80N,100N ... ,120N,150N,200 Gas suppor, Air spring,apply to supporting wooden ... rod dia:6mm7)stroke:90mm9)Loading weight:50N,80N,100N,120N,150N,200N and according to client's request. ... Packing:1)1pc/poly platic bag2)one piece gas support and 6 screws put in one poly bag ...