Aguila 5.56x45mm NATO rifle ammunition (brand part no. 1E556155 BP) loads a 55-grain full metal jacket bullet in brass cases, dual-rated for both 5.56 NATO and .223 Remington-chambered rifles, and built for shooters who need magazines filled for repeated range days. Aguila markets this line as military-grade performance for high-volume training, delivering consistent function shot after shot without the premium pricing of match-grade ammunition. This listing is a 450-round battle pack, sized for a serious range day without buying a full case. For 5.56/.223 shooters who want dependable bulk range ammunition, this rifle ammunition from Aguila is built for exactly that.

Key Specifications

• The chambering is 5.56x45mm NATO, dual-rated for use in .223 Remington-chambered rifles as well.
• The bullet weighs 55 grains, a standard 5.56/.223 weight.
• The bullet is a full metal jacket (FMJ), built for reliable feeding rather than expansion.
• Case material is brass, standard for reliable extraction and reloading.
• Cost runs about $0.51 per round, priced for high-volume range use.
• This is a 450-round battle pack, a bulk box count for extended range sessions.
• Shipping weight runs about 12.2 pounds.
• This ammunition is dual-rated for 5.56 NATO and .223 Remington chambers.
• It is marketed for high-volume training, keeping magazines filled for repeated range days.

Frequently Asked Questions

Is this compatible with .223 Remington rifles? Yes, it is dual-rated 5.56x45mm NATO/.223 Remington, safe to run in rifles chambered for either.

What is this ammunition best suited for? High-volume range and training use, filling magazines for repeated range days.

How many rounds come in this pack? This listing is a single 450-round battle pack.

Buy the Aguila 5.56 NATO 55gr FMJ, 450-Round Battle Pack

A 450-round battle pack turns range day into a non-event: load up and shoot without watching the count. This Aguila loading gives 5.56/.223 shooters serious volume at a training-friendly price. Order it from our Lubbock, Texas gun shop for fast shipping straight to your door.