Easy to use: The good thing about this adapter is that it can be removed from the cartridge at any time, which makes it easier to transport. After the adapter is locked on the cartridge, the cooker can be screwed on. The cooker is now ready to use. Safety: A cooker attached directly to the cartridge has an increased risk of tipping over. The stability improves when using a cartridge foot or hose cooker. Installation: A sealing ring is inserted inside the connection. The adapter rotates as soon as the outer metal blade is pushed in. Press while attaching to the cartridge. The plastic lips hold the adapter firmly in place on the cartridge after rotating. Connection of gas devices: The top of the adapter features the thread for the screw valve connection. The corresponding cooker can be screwed on to it. The CV bayonet connection is on the bottom. Press it onto the CV cartridge and rotate to lock. Valve cartridge adaptor: With this adapter, all gas appliances (lamps, stoves) designed for use with standard screw gas cartridges can also be used with the CampingGAZ valve cartridges click system CV270, CV 300, CV470, etc.