Unthreaded cartridges can be used with handheld CO2 injectors, the 128 oz Growlerwerks uKeg, as well as some mini keg systems. Comes in a package of 6 cartridges.
Unthreaded cartridges are not compatible with Kegland or Duotight mini CO2 regulators.
Shipping Restricted: This product is only eligible for ground shipment within the contiguous 48 states.
C02 Warning: Warning, this product is a gas that is under pressure. Please make sure that when in use the bottle remains in an upright position. Please use extreme caution when using.