MA2C

The MA2C is a assault rifle manufactured by . It is the direct successor to the used during the .
==Design details==
The MA2C is gas-operated, using the energy from some of the expanding gas left over from the previous shot to cycle the next cartridge, and uses a rotating bolt to lock the breech when the round is in the chamber. The MA2C is selective fire, possessing a switch that allows it to fire either semi-automatically or fully automatically and in the case of the latter, the cyclic rate is 450 rounds per minute. Like other rifles of the , the MA2C is bullpup-styled, with the action taking place behind the trigger. Compared to the , the MA2C has a much lower rate of fire, but possesses greater accuracy, less weight, reduced recoil, and improved ergonomics.
===Ammunition===
The MA2C is chambered in , which when compared to the , possesses greater muzzle energy but less accuracy at longer ranges. The 9.91×39mm, however, still produces lower muzzle energies than the does, as by 26th-century-standards, the latter is a full-powered cartridge while the former is an intermediate cartridge. Variants of the 9.91×39mm include armor-piercing, , incendiary, and high-explosive.