butane adapte unique metal bracket of the product can play a supporting role and It will make the gas tank not easy to roll There is a locking device in the valve device, which can be directly connected to the gas tank, the threaded design of the adapter interface has very good sealing. [HOW TO USE]: Insert the plastic tab into the fuel canister notch, lock the adapter onto the top of the canister After fitting the butane adapter to the fuel canister frame, twist the metal portion of the adapter clockwise and lock it in place. Convenient for your outdoor camping, barbecue party or outdoor picnic.It is a useful tool for your camping, backpacking, hunting, BBQ, barbecue and other outdoor occasions. OUTDOOR USE ONLY, Small size.<br><br>Safety stand: Use the stand when using the cartridge on its side. With automatic shutdown function, it won't leak even though it doesn't connect to the stove. Colour:black Material: Zinc alloy + nylon<br><br>Package Contents: 5 x Gas tank adapter<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.