Maxim Defense Industries · Personal-Defense-Weapon · In Production · 2022
| Weight (empty) | 3600 g (127.0 oz) |
| Overall Length | 891.5 mm (35.10") |
| Barrel Length | 261.6 mm (10.30") |
| Magazine Capacity | 30 rounds |
| Action Type | Gas Operated Direct Impingement |
| Firing Mechanism | Rotating Bolt |
| Muzzle Velocity | 940 m/s (3084 fps) |
| Muzzle Energy | 1767 J (1303 ft·lbf) |
| Effective Range | 300 m (328 yd) |
| Frame Material | Aluminum |
Primary Caliber: 5.56x45mm NATO
The Maxim Defense SDX:510 is the 10.3-inch-barreled integrally suppressed member of the SDX series, built on the MDX:510 platform with an integrated DSX suppressor tuned specifically for each caliber and barrel length to minimize gas exposure. It offers either a Gen 7 CQB collapsing stock or a B5 Bravo stock, with overall length ranging from roughly 31 inches collapsed to 36.5 inches extended. Chambered in 5.56 NATO, .300 BLK or 7.62x39 and built from military-grade titanium and stainless steel.
Country of Origin: United States