1Pcs 2 3Way 12mm CR V Air Pump High Pressure Self Locking Quick Connector Pipe AdapterFeatures 1 Unique design of valves and seals 2 Small air resistance small pressure loss Large flow3 Good wear resistance long life4 Operate simple easy to use5 Used on end of hose or air supply for connection to hose or toolSpecification Model Number66281MaterialChrome vanadium steelColorSilverQuantity1 PcsPort Diamerter12mmOption2 Way 3 WayWeight283g 333gItem SizeAs show in the photoNote Please choose 2way or 3way model before order Package Include 1 X Pipe Connector