Hornady 6mm .243 120 Grain A Tip Rifle Bullets 1-7in Twist 100 Rounds Brass. Designed to push the limits of 6mm performance this heavy-for-caliber projectile delivers an exceptionally high ballistic coefficient for superior efficiency at long range. Specifications for Hornady 6mm .243 120 Grain A Tip Rifle Bullets: Manufacturer: Hornady Bullet Type: A-Tip Bullet Weight: 120 grain Projectile Caliber: .243 Caliber Jacket Material: Copper Bullet Quantity: 100 Bullet Package Contents: Hornady 6mm .243 120 Grain A Tip Rifle Bullets Hornady 24568: 6mm .243 120 Grain A Tip Rifle Bullets 1-7in Twist 100 Rounds Brass