PDW Tiny Object Inflator. Features: Alloy inflator head has control valve to regulate CO2 release Fits Presta valves only Full grain leather sleeve is vegetable tanned and conditioned with natural oils and waxes Inflator height: 20mm (.79") Leather sleeve length: 55mm (2.25") CO2 cartridges sold separately Specifications: CO2 Type: Threaded Cartridge: Not Included Valve Compatibility: Presta Gauge: - Color: Silver/Gold Weight: 12g