Radian Model 1 AX556 A-DAC 5.56mm AR-15, 16-inch Spiral-Fluted Barrel, Billet Ambi Lower, Free-Float M-LOK, CMC BCG
This Radian Model 1 AX556 A-DAC is a USA-built, fully ambidextrous AR-15 featuring billet 7075-T6 receivers, a 16-inch spiral-fluted 5.56 NATO barrel, and a free-float M-LOK handguard with a full-length 1913 top rail. Notable components include the A-DAC lower with bilateral bolt control, a standard upper with forward assist, a Radian Raptor-SD ambidextrous charging handle, and a CMC-marked bolt carrier group. It is in very good overall condition with an excellent, mirror-bright bore, and includes one 30-round Lancer magazine and a Radian-branded tool.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are light marks from prior handling and use. The bore presents a bright, clean appearance. Please refer to the photos for close-up views.
What's Included
- Radian Model 1 AX556 A-DAC 5.56mm semi-automatic rifle (16-inch barrel)
- 1x 30-round Lancer L5 Advanced Warfighter Magazine (polymer body)
- Radian-branded small tool (sealed bag)
The AX556 A-DAC lower is a fully ambidextrous billet design that enables bilateral bolt control and includes ambidextrous magazine release and safety selector controls. The Radian Raptor-SD charging handle is ambidextrous and ported, complementing the rifle’s left- or right-hand-friendly operation.
The upper receiver includes a forward assist and is marked "RADIAN MODEL 1." The free-float handguard features an anti-rotation bridge, a full-length 1913 top rail, and M-LOK slots at 3, 6, and 9 o’clock for accessory placement.
The 16-inch barrel is marked 5.56 NATO and sports spiral fluting with a threaded muzzle. A muzzle device with three longitudinal ports is installed; the brand/model is unmarked.
Receivers are machined from 7075-T6 billet aluminum and the lower is marked "RADIAN REDMOND, OR." and "A-DAC." The rifle uses a CMC-marked bolt carrier, a collapsible stock, and a Magpul MOE+ pistol grip. It accepts STANAG pattern magazines and has a 30+1 capacity.
This Model 1 uses a semi-automatic, direct impingement system and includes a full-length top rail for mounting compatible accessories. Country of origin is the USA.