If you want a ready to go CQB beast out of the box watch this video of Mach Sakai with the Tokyo Marui M4 Patriot HC AEG. This is a High Cycle AEG, hence the HC designation with a 25 RPS cyclic rate using an 8.4v battery as power source. Since it's a Tokyo Marui it will usually meets the FPS limits of the game site.

A quick video demo from Laylax showing the First Factory Picatinny Stock Base for the Tokyo Marui M4 Patriot HC for those who want to have the option of installing a stock with this AR pistol AEG... "The pistol-style "M4 Patriot" style is retained, but the Picatinny rail is placed at the rear. Since it is equipped with a QD hole, it is also possible to attach a QD sling swivel. Also, by using it in combination with the 'Railstock Pipe Adapter', you can easily load M4 stock according to the game scene!"

Now in stock at WGC Shop is the newly released Tokyo Marui M4 Patriot High Cycle (HC) AEG. This is a handy CQB primary and given that it can do 25 rounds per second would surely throw in a good amount of BBs at the OPFOR and would make them think twice to go at your. It is powered by an 8.4 mini-type battery and has an initial muzzle velocity of 250-270fps on 0.2 BBs.