
Customized Flat Steel Wire Retainer Ring Piston Ring for Auto Parts. Customized Finish Options: Available in Nickel, Chrome, Zinc Plating, Beryllium Copper, and Coati finishes. Customized Size: Inner diameter 20-22.5mm and width 300-400mm, fully customizable to specifications. Customized Color: Pantone colors available; custom colors can be made according to customer requirements. OEM & ODM Service: Professional OEM manufacturer offering custom design and manufacturing services. 1-Year Warranty: Comprehensive 1-year warranty covering all mechanical defects and quality issues. IATF16949 Certified: Manufacturing process certified under international quality standards IATF16949. Fast Sample Lead Time: Samples ready within 3-7 days for quick quality verification. Mass Production Speed: Mass production completed within 10-15 days for urgent orders.