Winchester Match 5.56mm 77gr Sierra MatchKing HP Boat-Tail Ammunition 20-Rounds

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0.80 LBS
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This 5.56 NATO ammunition features a boat tail hollow point projectile that provides optimal expansion for improved ballistics. The cartridges utilize a 77-grain bullet capable of traveling at 2750 fps, giving them 1293 ft/lbs of energy at the muzzle. This ammunition is great for competition, target shooting and personal protection.

For serious rifle competition, trust Match ammunition. Combining proven Winchester technology with match-style bullets, the hollow-point boat tail design provides the precision that match shooters demand, shot after shot.


  • Manufacturer Number: S556M
  • Caliber: 5.56x45mm NATO
  • Bullet Type: Boat Tail Hollow Point (BTHP)
  • Bullet Weight: 77 Grains
  • Rounds: 20 Rounds Per Box
  • Muzzle Velocity: 2750 fps
  • Muzzle Energy: 1293 ft/lbs
  • Bullet Diameter: .224
  • Bullet Ballistic Coefficient: .340
  • Casing: Brass
  • Match-Style Bullet
  • Proven Hollow Point
  • Boat Tail Design
  • Long-Range Accuracy
  • Usage: Competition, Target Shooting, Personal Protection

WARNING This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to You must be 18+ years old to shop and or purchase on our website and 21+ to purchase Ammunition/Firearms. Check local laws before ordering as you certify you are of legal age and satisfy all federal, state, and local legal/regulatory requirements. There are NO returns or exchanges on armor, firearms, ammunition, PPE equipment. Ammo ships UPS ground to the lower 48 states.
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