The gearbox has ARES' own design for this model, although similar to the V6 used by the Minimi, for example. The gearbox has ARES' own design for this model, although similar to the V6 used by the Minimi, for example. Ares normally mounts 8 mm bearings for the motor's gear and 8 mm caps in the other two, trying thus to enhance the fire rate of the replica. The own-designed roulette hop-up can be regulated by lifting the feeding lid and dismantling it is easy, as described above. It carries a soft rubber and a fixed scs-shaped metal nub which, in theory, embraces the bb better thanks to its curvature which enhances the effect over it.