A super-light, easy to use CO₂ inflater with a spring loaded mechanism to regulate airflow for both Presta and Schrader valves. It can easily be stowed away in a pocket or bag and is compatible with both Presta and Schrader valves, so you can quickly inflate your road, city or mountain bike tyres when you're in a bind.    FEATURES: For use with Bontrager CO₂ cartridges The regulator design provides safe, controlled operation The reusable cartridge insulator keeps hands protected while inflating The compact and lightweight design is easy to store for any ride The spring-loaded mechanism regulates airflow for both Presta and Schrader valves