Winchester USA 5.56×45 NATO 62 Gr. M855 SS109 Penetrator Full Metal Jacket- Box of 20

No matter which Winchester ammunition you choose, when you load up with Winchester, you’re getting precision technology, the highest quality components, optimum reliability and superior performance. 

XM855 ammunition is loaded to NATO specifications. While the 5.56x45mm  will fit in a .223 Remington chamber, the 5.56 is a military round that runs at higher pressures than its .223 counterpart and is not recommended to be fired in a .223 Remington Chamber. The full metal jacket bullets feature a steel core and green penetrating tip. 

This ammunition is new production, non-corrosive, in boxer-primed, reloadable brass cases.

Technical Information:

• Caliber: 5.56x45mm Nato
• Bullet Weight: 62 Grains
• Bullet Style: XM855 SS109 Full Metal Jacket
• Case Type: Brass

Ballistics Information:

• Muzzle Velocity: 3060 fps
• Muzzle Energy: 1289 ft. lbs.