Radical Firearms RF-15 5.56 NATO AR-15 Semi-Auto Rifle, 16-inch Barrel, Free-Float 15-inch M-LOK Handguard, B5 Systems Furniture, Matte Black
The Radical Firearms RF-15 is a 5.56 NATO AR-platform rifle built around a 16-inch, threaded barrel with an A2-style flash hider and a free-float ~15-inch M-LOK handguard. It features a flat-top upper with forward assist, brass deflector, and ejection-port cover, plus B5 Systems stock and grip. Made in Stafford, Texas, this rifle delivers a clean, modern configuration with quality components and a matte black anodized finish.
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: This firearm is in great shape. There are some minor scratches and blemishes present.
What's Included
- Radical Firearms RF-15 5.56 NATO semi-automatic rifle
- One 30-round Magpul PMAG Gen M2 polymer magazine
This RF-15 runs a semi-automatic, direct impingement system paired with a 16-inch barrel that is threaded and capped with an A2-style flash hider. A low-profile gas block sits under the handguard to keep the front end streamlined.
The free-float ~15-inch aluminum M-LOK handguard includes a full-length top Picatinny rail for continuous alignment with the flat-top upper. The upper receiver is configured with a forward assist, brass deflector, and ejection-port cover.
B5 Systems furniture rounds out the build, including a collapsible polymer stock with a QD sling socket and a B5 polymer pistol grip. Controls are straightforward with a manual safety, standard magazine release, and a standard curved trigger; the selector is marked SAFE/FIRE.
The matte black anodized receivers carry the RF logo on the magwell and a lower marked "CALIBER: MULTI." The rifle uses a STANAG-pattern magazine interface and has a 30+1 capacity. Manufactured by Radical Firearms in Stafford, Texas, USA.




