The MTM .50 BMG ammo box in black holds 20 rounds of .50 BMG or .416 Barrett and similar sized rounds in the bullet-up position (MTM part no. BMG20). The compact design holds each round by the base in military-spec foam, and a water-resistant O-ring seal keeps the contents dry. It is lockable, stackable and has a carrying handle. The box is a clean, protective way to carry big-bore match or hunting ammunition.

Key Specifications

• Capacity is 20 rounds, a practical count for a long-range session.
• The box fits .50 BMG and .416 Barrett and other similar sized rounds.
• Rounds sit in the bullet-up position, held by the base.
• The foam is military-spec foam, which holds each round firmly.
• The maximum overall length is 4.9 inches, sized for the large cartridges it holds.
• The hole diameter is .82 inch, which sets the case diameter the foam accepts.
• A water-resistant O-ring seal gives dry storage, though the box is non-submersible.
• The box is stackable and has double padlock tabs for security.
• It is lockable, which helps keep ammunition secured during transport.
• A carrying handle makes it easy to move.

Frequently Asked Questions

Which cartridges does this box hold? MTM says it holds 20 rounds of .50 BMG or .416 Barrett and other similar sized rounds.

How are the rounds held? Each round is held by the base in military-spec foam, in the bullet-up position.

Is it waterproof? MTM describes it as water-resistant with an O-ring seal, but non-submersible.

Buy the MTM .50 BMG Ammo Box, 20 Rounds, Black

Heavy cartridges deserve more than a cardboard box, and this one keeps them in foam with a seal. We ship it fast and insured from our Lubbock, Texas gun shop; explore more MTM products in ammo storage.