16g Threaded CO2 Cartridge (6) The inner barrier is an

The inner barrier is an excellent gas barrier

The Grade 3 corks show less than average porousness and are on par with the quality of cork used in many commercial facilities

CO2 line from your existing system would attach to secondary input

All tanks are shipped empty

1 bottle cleaning brush

16g Threaded CO2 Cartridge (6) The inner barrier is an16g threaded CO2 cartridges that work great with our KEG966 mini CO2 regulator. Comes in a package of 6 cartridges. 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. Item # KEG993 Weight 1 LBS