If you want the best tire inflation device that takes up the absolute least amount of space, then you cannot do any better than the incomparable Portland Design Works Shiny Object C02 bike tire inflator. This excellent C02 tire inflator is an almost indestructible piece of aluminum alloy that works with both Presta and Schrader valves.
The control knob regulates how fast the CO2 is released into your tubes. The CO2 cartridges are encased in a tough full grain leather sleeve that protects them and gives the Shiny Object a truly upscale and elegant look.
Full grain leather sleeve
Fits on both Presta and Schrader valves
Control knob regulates air flow
1-3/4" (44 mm) high
2-1/4" (55 mm) long
Weighs just 3 ozs. (80 grams) including cartridge
Click the video below to learn more about this extremely handy and useful little item that every bike owner should have.