We are producing piston ring under the brand name of Powerseal in Turkey.Covers the main applications for cars, trucks, buses, tractors, compressors, generators and hydrolic applications. Has the widest diameter range of piston rings (from 20 to 320 mm.) for European, Japanese, Korean and American vehicles. If you interested in piston ring that we produced, please check our website and contact with us. Caner Arslan Samsun Segman Sanayii