... with banjo bolts and rings .Washer Type: Copper washer,aluminium washer,O-ring,Twin rings,heat shield Twinrings were ... for use with banjo bolts and rings.2.Materials: Copper, Aluminium, AIMg3, AIMgSi1, Steel, Armco, Spring Steel (Ck67,Ck75, 51CrV4 ... .4828, 1.4876), Brass,Nickel, Monel, Hastelloy, Inconel, Silver, Bronze, Lead, Zinc3.Features & Service: Finely Processed; Various Styles; Excellent ...