Air Brake Hose, Black, Hose Length 24 in, Hose Cover Material Synthetic Rubber, Compatible Chemicals Air, Fresh Water, Fitting Material Brass x Brass, Fitting Size 1/4 in x 1/4 in, Fitting Type MNPT x MNPT, Hose Configuration Coupled Assembly, Hose Fitting A Material Brass, Hose Fitting A Size 1/4 in, Hose Fitting A Type MNPT, Hose Fitting B Material Brass