5 Pcs Outdoor Butanes Refill Adapter Outdoor Campings Refill Adapter Portable Stove Connector with Spare O-rings Outdoor enthusiastsFeatures:Through this adapter, the inflation device can be connect to outdoor mountaineering stove for convenient and fast inflation.The compact and lightweight designs is easy to carry and store, making it easy to carry and use during outdoor activities coppers material, durable and able to withstand outdoor environmental.Comes with spare O-rings for installation in coppers pipe. (Excluding cylinders)Suitable for people who enjoy outdoor activities such as camping, hiking, and mountaineering, making it convenient for them to use stove in outdoor environment.Specifications:Material: CoppersSize: As Shown In The PicturePackage Includes:5pcs Refill AdapterNote:Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.