... 2. Sintered rod guide for shock absorber 3. Du bearing is made and assembled by Auto machine Product NameSintered Rod ... products for shock absorber, including powder metallurgy piston, rod guide, foot valve, PTFE band for piston, ... Du bearing for rod guide. 5. PPAP III is submitted accordingly. ... lapper etc. 8. Auto assmebling line of Rod guide and Du bearing, and piston with PTFE ...