This is the Pug Indsustries Battleship Cannon. Its a 300mm cannon with shell ejection. It can be used as a sub assembly you will need to remove computer first if you want all the targeting screens to work with them properly when building youe ship put your computer in the same location on one gun this can be used as its own gun to. It features accurate degree readings,radar,angle gauges,a map, and more for extream precision. This gun can shoot all the way from the USS beast to the yeager airport no problem so she has some extream range to. Pug infustries also added adjustable armor to this turret the top angled armour is made to cover the top more as the elevation increases causeing it to make the gun compartment completely safe from air attacks