KUCHANG Portable & Durable Mini Bicycle Tire Pump For Mountain Bikes Road Bikes - Super Lightweight Mini Hand/Bike Pump - Bicycle/ Ball Inflat Pump- Multifunctional Mini Pump Main Material:Plastics, 7.87" (20cm) when collapsed and extends to 16.14" (41 cm) for easier pumping and quick inflating; Light weight and portable bicycle pump can be easily attached to bike; Include clip for mounting on bicycle frame; Suitable for American valve, and with a adapter for French valve; It can be also used for air inflation for different kind of balls, such as basketball, football, Volleyball and swim ring, etc.