... )CIF, FOB, CFR 5)Custom OEM hoses Custom silicone coupling fittings China Manufacturer and Factory !!!We're professional in custom-made ... silicone rubber plastic parts,according to customers design .Just show ... create it for you.Product Name: Custom Silicone Rubber Coupling.1.Rubber Material: silicone,EPDM,NR,NBR,SBR,CR,IR,IIR ...