Flat o ring 1.Silicone FKM FPM VITON A VITON B GF GFLT GLT AFLAS HNBR... 2.High price ... Product Description Item nameFlat o ring MaterialSilicone,,FKM,FPM,VITON A, VITON B, GF,GFLT,GLT,AFLAS,HNBR... ColorRed, blue, pink ... with advanced management,professional quipments and technical capabilities. We are a major rubber sealing elements manufacturer with combination of R&D,production ...