... samples, drawings, or cooresponding to working conditions you Material: Steel 20#/35#/45# Induction Hardening Chrome Plated(Micro Grain Electroplate ... absorber, auto shock absorber, Motorcycle shock absorber of the Piston Rod, Chrome Plated Piston Rod, motorcycle parts, auto parts, automotive parts, Front Fork ... Pin, Forging Parts, Nut, Screw, O-ring, Stamping parts. Piston rod of the shock absorber