Cadac Dual Power Pak QR - a camping cooktop with a clever twist You can get up to 10 hours of gas from two standard threaded cartridges - no need for the bulk of a full cylinder. The Cadac Dual Power Pak QR is a clever bit of kit that hooks up two EN417 threaded gas cartridges (445g or 500g) to give you a 28mbar supply to your Cadac LP gas BBQ via a quick release hose connector. Lightweight, portable and perfect for camping, picnicking and caravanning - this is a game-changer. A full gas cylinder is overkill for a short camping trip or a picnic - it's heavy, cumbersome to transport, and a right pain to deal with. Gas cartridges are a much better option, but a single cartridge only lasts you so long before you need to replenish - and that can be a problem mid-cook. The Cadac Dual Power Pak QR solves that for you too. It connects up two standard EN417