MatchKing rifle bullets are super-accurate bullets with very thin jackets and are held to exacting tolerances in diameter and weight. Their accuracy has been acclaimed worldwide and they have been used to win more target competitions than all target bullets from other manufacturers combined. Weight retention is held to within +/- 0.3 grain. Each bullet is a hollow point and is designed with a very small meplat in order to achieve the highest ballistic coefficient possible. This is not loaded ammunition. Specifications and Features: Bullet Caliber: 6.8mm, 270 Caliber Bullet Coating: Non-Coated Bullet Style: Hollow Point Boat Tail Cannelure: No Country of Origin: United States of America Diameter: 0.277 Inches G1 Ballistic Coefficient: 0.488 Grain Weight: 135 Grains Lead Free: No Quantity: 100 Bullet Recommended Twist Rate: 1 in 10" or Faster Sectional Density: 0.251