high quality vibration damper 1.Matreial :NR FKM EPDM silicone etc 2.Package :pvc bag and carton box 3.Certificate :ROHS ISO high quality ... vibration damper1, Materials: NBR, silione, NR, FKM,EMPD etc.2, Types of vibration damper can make on ... could option the color you like on vibration damper .5, We promise the high quality but competitive price and delivery on time. ...