Specifications: Condition:100% Brand New Color: Black Diameter: 27.2mm / 1.07" Length: 350mm / 13.78" Material: Aluminum Alloy Shock Absorber Travel: 45mm / 1.77" Working Temperature: -20 ~80 Celsius degrees Work load: 60-180kg Feature: Made of high-strength aluminum alloy, it has high strength and fine workmanship. Shock-absorbing medium: polyurethane PU spring body, commonly known as spring glue! It has the rigidity of plastic and the elasticity of glue, and has buffering and shock-absorbing effects. Wear-resistant, impact-resistant, high-temperature-resistant, acid-alkali-oil-resistant and other environments. .