Features: OOTDTY Brand new and super With 2000psi strain gauge, safe and reliable, it's a sensible sodas accessory. Easy to install. CO2 refilling adapter is straightforward to apply and may fill carbon dioxide into a sodas bottle. TR21-4 feminine thread and male thread W21 connection, there'll be no leakage when to the cylinder adjustable valves pin ensures compatibility with most cylinder valves changes. Whether you are at home or operating a bustling establishment, our replenish adapter affords a handy solution for connecting and refilling your carbonation tanks. Upgrade your carbonation ride with our dependable and flexible refill adapter, designed to satisfy the purposes of different customers and ensure wonderful carbonation every time. Specifications: Material:Brass Length:Approx/1 Package Includes: 1 Set CO2 Charging Adapter Note: 1 allow 1-2cm mistakes thanks to handbook measurement, simply make sure to do not mind before you order. 2 to the adaptation between different monitors, the picture may not reflect the particular colour of the item.