Replacement 0.45mm Air Cap and Seal for Evolution 2024 Airbrushes. Suitable for any Harder & Steenbeck airbrush fitted with a 0.4mm/0.45mm Needles and Nozzles. Suitable for: Ultra 2024, Evolution 2024, Infinity Giraldez, Evolution 1998-2023, Infinity 2007-2023, Infinity Kyiv, Ultra 2006-2023.