Military Oxygen Cylinder

"The military always use the best equipment for their work, and this oxygen cylinder is no exception. Despite the fact that there is no equipment for pumping air into it, its soft modern valve will still allow you to fill it with enough air with little effort."

Buff: Ingredients:
 * Oxygen reserve +200
 * Compensator
 * Wire x2
 * Plastic x4
 * Thick electrical tape x2