... absorbers, cylinders, body Features:1) Widely used in kinds of gas springs, automobiles shock absorbers, cylinders, body-building instruments, motorcycles industry ... , 127-159mm b) Thickness: 0.8-6.0mm3) Quality carbon steel to cold rolling, to BK status, to nondestructive testing, to ... white6) Materials can be altered to meet customers' requirements (carbon steel, alloy steel) Gas Springs Steel Pipes