The Maker REX bullets are precision cnc machined, lead free, solid copper expanding projectiles. REX projectiles expand to nearly 3 times the original diameter while maintaining nearly 100% of its original weight. Each REX projectile has been engineered to perform in a given velocity range to provide unparalleled performance across a wide variety of calibers and weapons platforms KEEP MUZZLE VELOCITY UNDER 1050 FPS

Bullet Diameter

0.338

Grain Weight

350

Length

2.02″

Sectional Density (SD)

0.438

Ballistic Coefficient (BC)

.53 G1

Recommended Barrel Twist rate

1:3