Description
Underwood Ammo 300 AAC Blackout 220 gr Hollow Point Boat Tail ammunition is a subsonic rifle load supplied in boxes of 20 rounds. It uses 220 grain copper-lead bullets in nickel-plated, boxer-primed brass cases and is rated for suppressed use.
- Subsonic load, 1030 fps, 518 ft lbs muzzle energy
- 220 grain copper-lead hollow point boat tail bullet
- Nickel-plated, reloadable brass cases, boxer primed
- Marked safe for use in suppressors
| Caliber | .300 AAC Blackout |
|---|---|
| Bullet Weight | 220 gr |
| Bullet Type | Hollow Point Boat Tail |
| Rounds per Box | 20 |
| Muzzle Velocity | 1030 fps |
| Muzzle Energy | 518 ft lbs |
| Case Material | Nickel-Plated Brass |
| Primer Type | Boxer primed |
| Ballistic Coefficient (G1) | 0.69 |
| Notes | Subsonic, contains lead; safe for suppressor use |



