12FT 3-in-1 Wrap Set Air Line Hose Assemblies Fit For Semi Truck Tractor TraileFit For:Universal FitmentSpecifics and Features:100% Brand new High qualityConvenient to useManufactured with PrecisionBuilt to strict quality control standardsEasy Installation and Service GuaranteedPackage list:12FT 3-in-1 Wrap Set Air Line Hose Assemblies2 *Connectors4 *Handles12 *Washers1 Roll Of Sealing TapePlease check pictures for more Details,Installation Instruction is NOT Included.