The Model 155 Anthem is a bottom-feed, double-action, internal mix airbrush. The Anthem is the most comfortable, reliable, proficient, cost effective, user-friendly airbrush ever. The two angle needle tip precisely mates with the Anthem's cone shape nozzle enabling single needle/nozzle variations. The Anthem's body design provides exacting balance and long term user comfort. For the most rigorous of production airbrushing environments.