AirsoftNEXT takes the Arcturus AT-K9T-PE AEG in CQB game to see how it performs. This featueres a reinforced gearbox compatible with Marui parts and electronic trigger units (ETUs) like GATE or PERUN. It boasts impressive internals, including a Quick Spring Change System, high-quality bearings, CNC steel gears, and a powerful 21TPA motor. The PERUN Optical MOSFET provides advanced features like fire mode selection, active brake, and adjustable trigger settings.