Inflation Valve (For 1 4in Air Line Compression Fitting), Bulk pack air compressor KC's Classic 6" Daylighter Halogen 00030 KC's Classic 6" Daylighter Halogen feature powerful 100W Halogen Bulbs in spread pattern FEATURES – (2) 400C Stealth Black Air Compressors – (2) Air Filter Assemblies – (2) Remote Mount Brackets – (2) Sets of Remote Mount Fittings – (2) Sets of Spare Air Filter Elements – (2) Leader Hose Clips – (6) Air Line Clips with Included Hardware – (8) Sets of Nuts This bulk pack of inflation valves has a schrader valve on one end with compression fitting connectino to a 1 4" ID air hose on the other end VIAIR recommend adding an inflation valve to every air suspension system in the event that a leak leaves your vehicle grounded