... : S/S, Brass, Rubber ISO9001:2000,ISO14001:2004,CE Quick Coupling Stainless Steel Flexible Corrugated Hose DN15~65mmMaterials: S/S, Brass ... ) They are the ideal substitutes of the traditional plastic flexible connector.6) JR-401, JR-402, JR-403, JR-404, JR ... ~+130Eduring strong pressureDN202.5-60~+130DN252.5-60~+130 Quick Coupling Stainless Steel Flexible Corrugated Hose