Gel Ball Blaster Master features the Tian Gong TG ARP9 Gel Ball Blaster that comes with a full metal gearbox. This is an affordable option for those seeking a realistic and feature-rich gel blaster. Powered by a Gen 8 gearbox, it offers fully automatic firing, magazine feeding, and satisfying blowback. With removable accessories and an extendable butt stock, it provides customization and comfort.