Key Features:Bicycle CO2 inflator with controlled release.Lightweight, machined aluminum construction.Clik Valve compatible.Easy-to-use Clik Valve inflation system.Control knob for precision air release.Increased airflow connection.Hardened steel internals.Includes 20g CO2 cartridge.Modern design.SpecificationMaterial: AluminumWeight: 96gDimensions: 124mm, 49mm, 32mmFeatures: Dial Control Release