3D printable ammo box for 50 cartridges (cal. .300 AAC Blackout). Recommended layer height: 0,2 mm, material: PLA. Use a solid copper wire (1,5 mm in diameter) for the joint between the main body and the roof. The parts clicks together easily and holding tight. The cartridges standing on the shoulder of the case, the tips of the bullets do not touching the bottom of the box.