Rifle Ammunition Features Designed with the professional shooter in mind the manufacturer uses nothing but the best materials on the market. Every bullet is heavily scrutinized during manufacturing to ensure not a single flaw exists. This gives you the perfect bullet every time. Never settle for anything but the best by buying Lapua ammo for your favorite rifle. Rifle Ammunition Specifications Brand: Lapua Model: Rifle Ammunition Bullet Type: HPBT Caliber: 338 Lapua Mag Case Material: Brass Grain: 300 Gr Rounds: 10 Velocity: 2723 FPS