GrowlerWerks uKeg 3.7L – Matte Black

The GrowlerWerks uKeg (3.7L) mini-keg made with an exclusive Matte Black finish.  Chromed brass fittings on matte black stainless steel.  Like all uKegs, this growler keeps draught beer fresh and carbonated for two weeks, at home or wherever you go.  Durable, double-wall vacuum insulated stainless steel keeps beer cold.  GrowlerWerks’ automatic CO2 regulator cap handles the carbonation. Includes two 16 gram CO2 cartridges.

Capacity: 3.785L = 8-10 beers
Dimensions: 172mm x 235mm x 303mm

Availability: In stock



  • uKeg – keep beer fresh for weeks
  • VPR Cap – automatically regulates pressure to optimally carbonate beer.  Choose desired carbonation level, from zero (off) up to 15 psi.
  • Vessel – durable, double-wall vacuum-insulated stainless steel
  • Pressure Gauge – easily read the pressure inside the growler
  • Dispenser Tap – easily pours beer anytime, without removing the cap. Plus taplock to prevent dispensing.
  • Interchangeable Tap Handle – handle can be changed to personalise or represent your favourite brewery
  • Sight Glass – shows contents of uKeg and how much is left
  • CO2 Cartridge – uses low cost, food-grade CO2 cartridges

How to use


No one likes flat beer, but too much fizz in the wrong beer isn’t very good either. The chart below should help you choose the right carbonation for your brew. And keep in mind, this is just a guide, you can always experiment to suit your own taste!

Beer Type PSI
Stouts, Porters, Cream Ales, Barley Wines 3-6 PSI
Brown Ales, Ambers, Red Ales 5-8 PSI
IPAs, Pale Ales, Wheat Beers, Other Ales 7-10 PSI
Lagers, Pilsners, Ciders, Kombuchas 9-12 PSI
Wine 12-15 PSI