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ar15com 05 Feb 2018
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Best .223 Defense Ammo Ever? Federal 5.56mm 62gr FBIT3 Gel Test

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In General

5.56mm Federal 62gr XM556SBCT3 Tactical Bonded soft point, aka FBIT3, aka Trophy Bonded Bear Claw (TBBC) fired from 10.5" barreled SBR AR-15 into calibrated 10% ordnance gelatin to assess short barrel performance at home defense distance as well as downrange performance for longer barrels.

Penetration: 17.6"
Retained weight: 61.0gr
Max expansion: 0.468"
Min expansion: 0.399"
Neck: 0"
TSC: 5" x 7.5"

Velocities in fps:
2,586
2,576
2,585
2,562
2,574

Average: 2,576.60
StdDev: 9.74
Min: 2,562
Max: 2,586
Spread: 24

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