The eye of shock has tensile strength more than 2000kgf. The dumper and spring designed for long durability(mor than 1 million) The point of performance and price comfortable,stable,high quality,high-performance motorcycle parts Suspension impact strut provides smoother driving and better overall damping management,and the spring seat is insulated from the spring to ensure a quiet and comfortable ride. The shock absorber will vibrate quickly on uneven roads to improve safety and make you feel more comfortable Color:M99-15-1 Gas charging nozzle inflatable pressure is less that 0.5Mpa AIR Gas. Spring Pre-Load Adjustment The Adjustment Range is 20mm Maximum Set Level Adjustment(The Adjustment Range is 10MM) Material:6063 Aluminum Color:Yellow Package included:2*Shock Absorber,2*12mm copper rings,2*Adjuster Note: 1 inch=2.54cm=25.4mm or 1cm=10mm=0.393inch Items are measured by hand,there will be a slight deviation.Hope you understand.The item color displayed may be slightly