The Sparmax MAX-3 airbrush provides exceptional perCompatible Withmance with even the smallest compressors because it atomises well at low pressures. It has a 0.3mm needle and nozzle combinationCompatible With general purpose to fine detail spraying. The Sparmax MAX-3 is a dual-action airbrush but can be easily converted to a Single-action airbrush with the Single-action Air Valve that is included. It also features a Preset Handle which limits the colour flow to avoid over-shooting and a Crown Cap allowing you to get closer to your work and thus achieve finer detail, whilst still protecting the needle. The Sparmax MAX-3 airbrush features: Gravity-feed with 1 or 4 oz (7ml) fixed cup with lid Dual-action airbrush with Single-action valve included converts the airbrush from a dual-action to a single-action airbrush (simple installation guide included) Internal-mix 0.3mm needle and nozzle combinationCompatible With general purpose to fine detail spraying Fine detail to 1