Frontier Cartridge
Frontier Cartridge 5.56 NATO 55gr FMJ FM193 – 20 Rounds
Frontier Cartridge 5.56 NATO 55gr FMJ FM193 – 20 Rounds
SKU:90255711394
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Frontier Cartridge 5.56 NATO 55-grain FMJ in the FM193 load delivers consistent M193-equivalent performance for high-volume range training and tactical practice. Manufactured at the Lake City Army Ammunition Plant using military-spec components, this load replicates the velocity and ballistics of standard M193 ball ammunition. The full metal jacket projectile provides reliable feeding in AR-15 and M16-pattern rifles, with clean ignition and accuracy suitable for zero confirmation and fundamentals work.
This ammunition is loaded in reloadable brass cases with Boxer primers. Available in 20-round boxes or 500-round cases for sustained training cycles. Optimized for 16-inch and 20-inch barrels with 1:7 to 1:9 twist rates.
- Caliber: 5.56 NATO
- Bullet Weight: 55 grains
- Bullet Style: Full Metal Jacket (FMJ)
- Muzzle Velocity: ~3,240 fps (20-inch barrel)
- Box Count: 20 rounds
- Case Count: 500 rounds (25 boxes)
- Case Type: Reloadable brass
- Primer: Boxer
- Use: Range training, target shooting
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