Weatherby Select Plus ammunition in .338-378 Weatherby Magnum, loaded with a 262-grain Hammer Custom bullet and packed twenty rounds to the box. The .338-378 is one of the most powerful factory .338 cartridges ever offered, built on the massive .378 Weatherby case and intended for the largest and toughest game on the continent and abroad.

The monolithic Hammer Custom projectile is engineered for deep penetration and near-total weight retention, which is exactly what heavy game demands. This is serious, specialized ammunition loaded to Weatherby standards for their big magnum rifles.

In stock and ready to ship straight to your door from Dawson Defense, an Arizona-owned licensed dealer.