TrailKeg Lid Package for Wide Mouth Hydro Flask Type Bottles - Generation One Turn your existing HydroFlask or LifeLine growler into a pressurized growler! Included: Generation One TrailKeg Lid, Picnic Tap, Regulator TrailKeg Lid: Corny Keg Ball Lock (Liquid Out)  90psi Internally Integrated Safety Pressure Vent  Quick Disconnect Regulator Port (Only compatible with TrailKeg Regulator Included) Picnic Tap: Standard Ball Lock Disconnect  High Quality Beer Tubing Regulator: Quick Disconnect Design  Compatible with 16g CO2  0 to 30 psi range