UK Mini Sodastream CO2 Charger Gas Regulator 0-90 PSI for Soda Keg TR21-4 Home
8mm Barb when disconnecting, attach to keg and adjust dose pressure with CO2 line. Used for soda water bottle with T 21.4 thread. 1 Gas Regulator. Do not use adapter. Size: Approx.8 6.1cm/3.2 2.4in.