AR-57
| AR-57 | |
|---|---|
The AR-57 | |
| Type | Semi-automatic rifle (civilian variant) Personal defense weapon Submachine gun |
| Place of origin | United States |
| Service history | |
| In service | 2019–present |
| Wars | Venezuelan crisis |
| Production history | |
| Designed | 2008–2016 |
| Manufacturer | AR57 LLC |
| Unit cost | US$1,099 |
| Produced | 2008–present |
| Specifications | |
| Mass | 7.45 lb (3.4 kg) (AR-57 PDW) |
| Length | 30 in (762.0 mm) (AR-57 PDW) |
| Barrel length | 16 in (406.4 mm) (AR-57 PDW) |
| Cartridge | FN 5.7×28mm |
| Caliber | .224 |
| Feed system | FN P90 detachable box magazines |
| Sights | M1913 Picatinny rail |
The AR-57, also known as the AR Five Seven, is available as either an upper receiver for the AR-15/M16 rifle or a complete rifle, firing 5.7×28mm rounds from standard FN P90 magazines.
It was designed by AR57 LLC.