Engineered to match SIG V-Crown ballistics for a more seamless transition from practice to carry ammunition SIG FMJ delivers round after round of affordable premium-level performance. Featuring dependable primers and the same exceptional clean-burning propellants used in breakthrough SIG V-Crown defense rounds SIG FMJ durable copper-jacketed bullets remain intact on impact with equivalent point-of-impact recoil and energy. – Caliber: 223 Remington – Bullet Type: Open Tip Match – Bullet Weight: 77 gr – Muzzle Energy: 1293 ft / lbs – Muzzle Velocity: 2750 fps – Rounds Per Box: 20