Product Overview
Shoot a box of Remington® Core-Lokt® .300 Winchester® Magnum 150 Grain Centerfire Rifle Ammo to see why it has remained the leader in hunting ammunition for more than six decades. Core-Lokt ammo uses one of the most effective hunting bullets ever developed - the original controlled-expansion bullet design. A progressively tapered copper jacket is locked to a solid lead core to promote a perfectly controlled expansion and high weight retention after impact. Remington Core-Lokt Centerfire Rifle Ammo uses only premium brass cases, primers, and powders that you can rely on in any hunting environment.

Proven big game hunting ammunition

The original controlled-expansion bullet design

Progressively tapered copper jacket

Jacket locked to a solid lead core

Controlled expansion and high weight retention

Premium brass cases, primers, and powders