Tubeless Bicycle Tyre Puncture Repair Tool Air RedDynaplug Air is the only tool of its kind in the world. Plug your tubeless bicycle tyre and air it up with CO2 at the same time! Please note there is a Road and MTB kit. So be sure to choose the right one for you! Road Kit includes: 4 x Short soft nose plugs 1 x Hose extension 1 x Pipe cleaner How it it works: Insert the repair nozzle into the puncture Open the regulated air valve to achieve the desired pressure Close the valve and remove the tool The