Classic Army AR4-SBR with Silencer (ECS Gearbox – ENF009P) Black
The AR4 much like its other Skirmish Series guns are built around a durable nylon fiber body. Inside you have an upgraded version 2 compatible gearbox that has a host of features found on guns that typically cost twice as much. You have 9mm bushings with a quick change spring guide. The fire control and trigger system is the ECS system which is a programmable microswitch trigger and MOSFET. You also have a torque motor inside the upgraded grip which has a hinged base plate.