$39.95
The AR1 eXtreme is a multi-caliber, MIL-SPEC AR15 lower receiver from FMK Firearms. This made in the USA lower receiver is constructed from a high-impact proprietary composite polymer. The polymer allows for superior strength, unmatched durability and is lightweight at 4.3 oz. This receiver accepts all standard MIL-SPEC uppers up to .50 Beowulf and is compatible with most current AR15 lower parts kits and furniture. Not designed for 9mm carbine builds. The AR1 eXtreme comes with a lifetime warranty.
| Weight | 0.450 lbs |
|---|---|
| Dimensions | 8.750 × 4.250 × 2.250 in |
| upc | 850979005649 |
| brand | FMK Firearms |
| caliber_or_gauge | 223 Rem | 5.56 NATO |
| color | Blue |
| finish | Matte Blued |
| firearm_action | Semi-automatic |
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