Check the listing for details. 2-Pack Engine Piston Rings Kit, 31mm x 1.5mm Thick Ductile Iron [Black]. Condition: New. Listed at 7.42 USD. PRODUCT APPLICATIONSDesigned as a reliable replacement part, this piston ring kit works with small engines, lawn mowers, generators, motorcycles, ATVs, and other machinery. It effectively fits engines that require standard-sized piston rings, addressing common wear-related performance issues and restoring engine power for smooth operation.PRODUCT DETAILS & INCLUDES√ Material: Ductile Iron√ Color: Black√ Diameter: 1.22inch/31mm√ Thickness: 0.06inch/1.5mm√ Package Includes: 2Pcs Piston Rings and 1Pcs Plastic BoxPRODUCT ADVANTAGES1. Crafted from good ductile iron, these piston rings offer exceptional durability, resistance to high temperatures, and wear resistance. The robust material ensures long service life even under frequent use and harsh operating conditions, avoiding deformation or breakage that low-quality rings.2.