Features: Brand new and high quality Secure Connection and No Leaking: Inflator for head designed for most size of threaded CO2 cartridges (12g, 16g, 20g & 25g). Attention: CO2 cartridges NOT included. Compatible Presta & Schrader Valves: For use with Schrader and Presta valves - with no for valves for head switching needed. Quick & Easy: Inflate a tyre in second with our 1-Turn for Valves System. And control lever operation regulates speed of CO2 release for precisely controlled inflation. Compact and Lightweight: With compact small size, it is perfect for stowing away in your saddle bag or cycling. Customer Service Offered: Just contact us if you have encontered any unpleasant experience. We'll result it right that for you as soon as possible. Specifications: Material: Aluminum Color: As The Picture Shows Package Weight: approx.120g Size: approx.11.20x2.50cm/4.40x0.98in Capacity: 16g Package Includes: 1Pc Inflator note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!