This Winchester M855 load is chambered in 5.56x45mm NATO, so it runs in firearms chambered for that cartridge. It pairs a 62 gr full metal jacket bullet with a listed muzzle velocity of 3060 fps and 1289 ft-lbs of muzzle energy, giving you published figures to plan your range sessions around. Winchester positions this USA White Box ammunition around consistent performance and value across a wide range of shooting needs.

Each box holds 500 rounds, which gives you plenty of ammunition to fill magazines at the range. The case version packs a 1000-round case split across 2 cans, so you can divide the supply into two portable containers. This load is identified as Green Tip, so the marking helps you tell it apart from other 5.56 ammunition in your stock.

• Brand: Winchester
• Model: M855
• Caliber: 5.56x45mm NATO
• Bullet Type: Full Metal Jacket
• Muzzle Velocity: 3060 fps
• Muzzle Energy: 1289 ft-lbs
• Rounds Per Box: 500
• Case Quantity: 1000 Rds (2 Cans)