Buy more and save. After all you can always use a few extra CO2 cartridges. Handy family size six pack will keep you going for a while and greatly reduces the price-per-cartridge.

The Innovations 16 gram cartridges are our best-selling size, simply because they work well with both road and mountain. . One 16g cartridge is capable of inflating up one 700c road tire to 130psi, a 26" mountain tire up to 30-40psi and a 29" mountain tire up to 30psi. They are not too much larger than the 12g cartridges, but offer so much more. They feature threaded tops that will fit all modern inflation devices. Construction is durable steel than will not leak. Due to the contents of the cartridges, these must ship UPS Ground.