Road mini pump co2 inflator or both the choice is yours hybridrocket technology combines the reliability of a mini pump with the rapid tire filling ability of a co2 inflator in a single unit the smallest in the hybridrocket series the hybridrocket rx lets you quickly rejoin the group after fixing a flat the micro sized pump and integrated co2 inflator lets you choose between pumping inflating with co2 or a combination of both its butted aluminum barrel is optimized for high pressure and