This is our new designed refill adapter, made of high quality aluminum alloy material, lightweight and durable, not easy to break. This is a refill adapter for connecting a propane tank to a gas appliance. It is mainly used for camping, hiking and barbecue. This refill adapter is designed for 1/4 M14 x 1.5 thread propane tanks, which is very suitable for most camping stoves, portable gas stoves, gas lamps, gas barbecues, etc. The adapter has a built-in safety valve, which can effectively prevent gas leakage and ensure safety. The silicone oil port can effectively prevent dust and water from entering the valve, making the valve more durable. The adapter has a small size and light weight, which is convenient to carry and use. This refill adapter is a necessary accessory for camping and hiking, and it is also a good choice for home gas use.