This is a Tamiya Trigger Air Brush - w/Integrated Cup. This Trigger Airbrush can be used for extended periods of time without causing fatigue. This is a double action type airbrush which will allow you to make fine adjustments to the volume of spray. Features: This high-grade airbrush features an integrated cup which holds 7cc of paint. Nozzle diameter - 0.3mm. Capable of spraying lines under 1mm thick. Can be used with Tamiya Item #: 74520 Spay-Work Basic Air Compressor w/ Airbrush and Tamiya Item #: 74533 Spray-Work HG Compact Air Compressor.