Lapua .338 Lapua Magnum 250-grain Lock Base FMJBT ammunition (brand part no. 4318033) loads one of the premier long-range and tactical cartridges with Lapua’s precision-focused Lock Base bullet. Lapua builds this full metal jacket boat tail bullet around its Lock Base construction, engineering the base of the bullet for tight concentricity and repeatable ballistics shot after shot. That level of consistency is exactly what long-range and tactical shooters expect from Lapua, a brand built around extracting every bit of accuracy from a cartridge rather than chasing raw velocity. This is rifle ammunition for shooters who demand match-grade consistency out of a big, heavy .338 Lapua Magnum bullet.
Key Specifications
- The caliber is .338 Lapua Magnum, a premier long-range and tactical cartridge.
- The bullet weighs 250 grains and uses a full metal jacket boat tail (FMJBT) profile.
- The bullet features Lapua’s Lock Base construction, engineering the base for tight concentricity and accuracy.
- The FMJBT design does not expand, holding its shape for consistent, repeatable ballistics shot after shot.
- Each box holds 10 rounds, a standard count for precision rifle ammunition.
- The loaded box ships at approximately 1.0 pound, a useful reference for order planning.
Frequently Asked Questions
Is this bullet designed to expand? No, the FMJBT Lock Base design holds its shape, built for consistent long-range ballistics rather than expansion on game.
How many rounds come in a box? Each box holds 10 rounds.
Buy Lapua .338 Lapua Magnum 250gr Ammo
The .338 Lapua Magnum rewards a bullet built for consistency, and Lock Base construction is exactly that kind of engineering. Stock a box before your next long-range session and trust the base concentricity to do its job. Order from our Lubbock, Texas gun shop and it ships fast to your door.
