Many will be aware that lindal valve gas canisters can be expensive, while bayonet connector butane cartridges can be much more affordable. There is a cheap, tiny, copper transfer nozzle available for putting the contents of one, in to the other...
The G-Works Gas Saver Plus is a handy little device for utilising cheap cartridges of butane, or gathering together the contents of almost empty canisters into one. Though simple to use, extreme care must be taken nonetheless.
Many of us will have managed to fit in a few weeks of backpacking this year and some gear might have been having a rough time of it. Beside cleaning, re-proofing and condition checking, think about including an inspection of the O-rings fitted to gas and multi-fuel stoves.
The Nitecore 21700 Intelligent Battery System brings together a rechargeable battery, magnetic light and input/output charging cap in a small and convenient set. But is it suitable for use on trail? Probably not.