Rossi present their Sentinel CQB-R Full Metal AEG. They say that the The Sentinel rifle is ideal for gamers seeking both endurance and performance. A remarkably accurate replica of the real thing, it features automatic and semi-automatic firing modes, a manual trigger lock, and the signature Sentinel hop-up system. It comes with a magazine that has a capacity of 350 plastic balls and a rate of fire of 380 FPS.