Our factory is specializing in manufacturing absorber,shock absorber, gas spring etc.Welcome to glance over our website...etc ... 50-3000N coated steel bicycle absorber We are leading supplier of Gas Spring in China with ... box, etc2,various size/type/specification/color3,surface finish: Nickled-plate, chromed-plate, powder paint, oven paint, Galvanized, oil anti-rust, etc ...