This bike pump is made with aluminum alloy, lightweight and durable, great accessory for your bike. Features: Aluminum alloy construction for long-lasting durability. Compatible with Presta and Schrader valves, with no valve head switching needed. Release lever regulates output speed of CO2 for controlled inflating. Suitable for 16g CO2 cartridges (not included). size and light weight make it easy to store your bike bag or jersey pocket. Comes with a bracket for mounting on frame. Suitable for inflating bike tires, e-bike tires, and various inflatable balls. Specifications: Material: Aluminum alloy Size: 11.2 * 2.5cm / 4.4 * 1in Weight: Approx. 79g / 2.8oz Package List: 1 * Air Pump 1 * Bracket 1 * Needle 2 * Bolt Aluminum alloy construction for long-lasting durability. Compatible with Presta and Schrader valves, with no valve head switching needed. Release lever regulates the output speed of CO2 for controlled inflating. Suitable for 16g CO2 cartridges (not included). Mini size and light weight make it easy to store your bike bag or jersey pocket. Comes with a bracket for mounting on the bicycle frame. Suitable for inflating bike tires, e-bike tires, and various inflatable balls.