This Sealey REG/MMG MIG Gas Regulator is a disposable cylinder that is perfect for welding equipment. It is designed to fit a 1 gauge to ISO 2503-1 gauge and is compatible with a range of welding machines. The regulator is made by a trusted brand and is ideal for use in workshops and garages. The cylinder is easy to instal and use, and is a great addition to any welding kit. It is suitable for a range of applications, including metalworking and automotive applications. This product is perfect for anyone who is looking for a reliable and high-quality welding accessory.