We introduced your company via Gasgoo website for production Uflex piston ringWe are OE supplier or piston ring (Cast Iron material) and supply the steel oil ring from our validated source.For one of our customer we need UFLEX oil ring with following specification:Nominal diameter : 87.335 mmAxial height : 1.97 (+ - 0.02) mmRadial thickness : 2.7 (+ - 0.15) mmPlease let us know if you had produced and developed above mentioned item and quote us for minimum quantity with OE packaging should be as OE packaging rolled and oiled. Each roll consists of 100 pieces of piston ring and every 12 roll in a box.Thanks for your kind attention in advanced, I remainWith best regards