5 In ONE Universal Safety Exhaust Hose Barb Industrial Coupler, 3/8in ID x 1/4in Flow Body PATENTED 2-step bumper sleeve protection defends the safety exhaust coupler from damage from every day use. UNIVERSAL HOSE FITTING: This ubiquitous safety coupler accepts all five major interchanges: Industrial (M-Style), High Flow (V-Style), Automotive (T-style), ARO (A-Style) and Lincoln (L-style).. SAFELY BLEEDS AIR: Eliminating the risk of hose whip, this quick connect hose fitting safely bleeds off excess air pressure before releasing your pneumatic hose.. QUICK CONNECT COUPLING: With a high-quality air seal, this Milton coupler makes it easy to safely and quickly connect hose fittings.. HEAVY-DUTY STEEL: Providing a long-lasting, high-quality hose connection, this sturdy steel industrial air compressor is designed to last. 1755