Connect your own Bushbox with the Bushbox of a friend or fellow bushcrafter. The result is a larger and more efficient stove which can be fed from two sides.No need to carry more weight, you stay self-sufficient with your own stove but you can still enjoy the benefits of a larger stove when meeting with others. Compatible with all versions of the standard Bushbox and the Bushbox Titanium. Can not be used with Bushbox XL and Bushbox Ultralight! Bushbox not included