.50 BMG Ammo: Match Ammunition, Bullets & Competition Performance A first-hand discussion with Randy Powell on precision .50 BMG ammunition for competition. This article looks at .50 BMG ammo from the precision and competition side rather than its better-known military role. With input from Randy Powell, we cover match ammunition, bullets and projectiles, brass, primers, … Continue reading .50 BMG Ammo: Match Ammunition, Bullets & Competition Performance