7/16inch-28NS standard valve connector.
Double FKM rings in the canister refill shifter for sealing and prevent leakage, very safe to use.
Both the adapter and refill shifter are aluminum construction, strong and reusable.
Small size for easy storage and carry.
Colour:A:silver+gold+black
Material:Aluminum + copper
Package Contents:
1 x Gas Refill Shifter
1 x Tank Adapter