Dive into a superior user experience with the 'Primus 8306 Ring For Primus Cylinder.' This high-quality sealing O-ring is designed specifically for the seamless attachment of Primus Valves to cylinders. Our product ensures excellent sealing capacity, enhancing your device's performance. Available in a convenient pack of 2, you can always have a spare on hand. This accessory is more than just an add-on; it's a necessity for efficient operations. Invest in the Primus 8306 Ring today, and enjoy consistent and reliable sealing service.