Crystal Gattler is a Shiira weapon system.
they have 2 versions both able to work on one instalation:
-ellectrose shots, firing from the ellectrose core crystal , they fire fast and are powerful but need rest in between or more controlled shots to prevent something similair to overheating.
-Crystal shots, firing shots created by the Shiira controlling the fighter, its fast, can tear trough things as stab deep, but the user will get tired and might distract him/ her self.
the weapon's size and with it the shot's depends on the ship's size it is installed on.