... rod guide, foot valve, piston 3. Steam treatment Product NameSinter Parts for Shock Absorber - Rod guide, Foot valve, Piston Raw MaterialsMPIF FC-0205Feature1. ... Full line products for shock absorber, including powder metallurgy piston, rod guide, foot valve, PTFE band for piston, Du bearing for rod guide. ... to cooperate with you!Mary Ye Sinter Parts for Shock Absorber - Rod guide, Foot valve, Piston