Grimm OffRoad's reinforced air hoses are made from 1/4 inch PTFE lined 304 stainless steel braided hose with 304 stainless steel crimp collars. An abrasion-resistant clear PVC cover protects the line from damage and prevents the braided line from damaging other surfaces. Straight, JIC-04, triple chrome plated swivel flare fittings are used on both ends to allow easy connections to most air compressor applications. Conforms to DOT 571.106 S11 standards. Available in multiple lengths to suit most applications. Limited Lifetime Warranty. 1/4 Inch PTFE lined 304 stainless steel braided hose 304 stainless steel crimp collars UV and abrasion-resistant clear PVC cover Straight JIC-04 swivel fittings, triple chrome plated for superior corrosion resistance Conforms to DOT 571-106 S11 12 inch length Limited Lifetime Warranty Made in the USA