Keg King A-Type Couplers come equipped with:
5/8" Male Beer and Gas threads on the coupler body
x2 5/8 to 5/16 DM variety Push-In Fittings for gas and liquid line connections
1 x - Non-Return Ball or Torpedo check piece (Non-Return Liquid)
1 x - Gas Duck Bill valve (Non-Return Valve for Gas)