Nylon Reusable Swivel Fitting Kit, 3/8" ID x 1/4" MPTCoilhose Pneumatics offers three piece Reusable Fitting Kits that enable in-field repairs with limited tools, and without the need for a ferrule. Kits include;Reusable FittingNutSpring GuardNote:For high vibration applications, it is recommended that rigid fitting be installed at the working end.Brass ConstructionUS MadeProduct InformationDescriptionNylon Reusable Swivel Fitting Kit, 3/8" ID x 1/4" MPTUPC ID029292621893