DrinkTanks Keg Cap Accessory Kit

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Say goodbye to flat beer! The DrinkTanks Keg Cap Accessory Kit turns any DrinkTanks growler into a portable keg and keeps beer fresh to the last drop.


  • Kit includes cap, CO2 injector and 2 threaded 16g CO2 cartridges
  • Interchangeable with the 64 fl. oz. and 128 fl. oz. DrinkTanks growlers, sold separately
  • All DrinkTanks products and accessories are completely BPA-free
  • Each 16g CO2 cartridge lasts for 3 - 5 growler fills
  • Will not over-pressurize the growler; bleeds off at 10 psi
  • Hand wash with mild soap and hang dry


View all DrinkTanks Water Bottle Accessories

Technical Specs

Best Use



Glass-filled polypropylene/stainless steel/silicone


20 x 3 x 1.5 inches


8 ounces

11 reviews with an average rating of 3.2 out of 5 stars

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