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Mfg Item #: 5.56X
-5.56MM NATO-FMJ-BT-55 grainBallistics (20"barrel length)Velocity (feet per second) Muzzle:3270 100 Yds:2898 200 Yds:2555 300 Yds:2237 400 Yds:1943 500 Yds: 1674Energy (foot-pounds) Muzzle: 1306Ballistic Coefficient 0.243Bullet Length 0.740Sectional Density 0.156
| Width | 2.4000 |
|---|---|
| Height | 0.9500 |
| Length | 3.8000 |
| Caliber | 556 nato |
| Dimension | 0.95 X 2.40 X 3.80 |
| Reloadable | Y |
| Bullet Type | BOAT-TAIL |
| Boxes Per Case | 50.0000 |
| Cartridges Per Box | 20.0000 |
| Bullet Weight In Grains | 55 GRAINS |