Radical Firearms RF-15 5.56 NATO AR-15 Rifle, 16 in Threaded Barrel, Free-Float M-LOK Handguard, B5 Furniture
This Radical Firearms RF-15 stands out with a free-float aluminum M-LOK handguard, a 16-inch threaded barrel capped by a multi-port brake, and B5 Systems furniture. It features ambidextrous safety controls, a flat-top upper with a continuous Picatinny rail, and AR-15/STANAG magazine compatibility. Made in the USA and marked with the Stafford, Texas roll marks, this rifle is in very good overall condition with an excellent, mirror-bright bore.
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: Light handling marks are present from prior use. The bore presents a bright, clean interior.
What’s Included
- 1x 30-round AR-15 pattern polymer magazine (brand not specified)
- Multi-port muzzle brake/compensator (installed)
- Polymer angled foregrip, M-LOK (installed)
- M-LOK QD sling swivel socket (installed)
- M-LOK Picatinny rail segment on handguard (installed)
- Ambidextrous safety selector (installed)
- B5 Systems adjustable carbine stock (installed)
- B5 Systems pistol grip (installed)
The RF-15 is a direct-impingement AR-15 platform rifle chambered in 5.56 NATO with a 30+1 capacity. The lower is marked "RADICAL FIREARMS, LLC • STAFFORD, TX USA," "MODEL: RF-15," and "CALIBER: MULTI," with a circular "FR" logo on the magwell.
Its 16-inch threaded barrel is fitted with a multi-port muzzle brake/compensator to help manage muzzle rise and recoil. The rifle includes a forward assist, ejection port cover, and case deflector on the upper receiver.
A free-float aluminum M-LOK handguard (approximately 15 inches) provides slots at 3, 6, and 9 o'clock with elongated vent cuts. A flat-top upper and the handguard share a continuous 12 o'clock Picatinny rail for mounting compatible accessories. Sights are not included.
B5 Systems furniture includes an adjustable carbine stock and a B5 pistol grip. Controls feature an ambidextrous manual safety selector. Installed accessories include an M-LOK angled foregrip, an M-LOK QD sling socket, and an M-LOK Picatinny rail segment.
Made in the USA, this RF-15 lists an MSRP of $575. It uses AR-15/STANAG pattern magazines and has a listed length of pull of 11.0 inches.