Radical Firearms 10.5" 5.56 NATO AR Pistol with 10" RPR M-LOK Rail

Manufactured by Radical Firearms
SKU: FP10.5-5.56M4-10RPR
MPN: FP10.5-5.56M4-10RPR
Manufactured by Radical Firearms
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Handguns are regulated by the ATF have restrictions and requirements:
 •Your Entire Order will ship only to a Federal Firearm License holder
•Carriers and shipping methods are limited
•A copy of your order/invoice as well as the current FFL License for your local dealer must be emailed to ffl@primaryarms.



The Radical Firearms 10.5" 5.56 NATO Pistol with 10" RPR M-LOK rail is an AR pistol built to perform at an affordable price. This 5.56 NATO pistol features a 10.5" barrel machined from 4140 chrome moly vanadium steel with a melonite finish and 1:7 twist rate. It has a carbine-length gas system to cycle the 5.56 cartridge and M4 feed ramps to feed each round into the chamber reliably. Radical Firearms builds these pistols using high-quality, Mil-Spec components, and each pistol is covered by its lifetime warranty, making them an outstanding choice for any budget.

  • 10.5" 4140 chrome moly vanadium steel barrel
  • M4 profile with melonite finish
  • Chambered in 5.56 NATO with 1:7 twist rate
  • 1/2x28 Thread pitch
  • M4 feed ramps barrel extension
  • Carbine-length gas system
  • .750 low-profile gas block
  • A2 flash hider
  • Forged 7075-T6 aluminum upper and lower receiver
  • Type III anodized finish
  • MIL-STD forward assist
  • MIL-STD dust cover
  • 10" RPR free float M-LOK handguard
  • MIL-STD charging handle
  • MIL-STD fire control group
  • Pistol buffer tube
  • 5.56 NATO 30-round magazine

These Radical Firearms 10.5" 5.56 NATO AR Pistols come with a 10" RPR handguard with a one-piece free float design. These ultralight, slim rail systems have a seamless Picatinny top rail for attaching optics and sights for the perfect set-up. M-LOK slots accept M-LOK compatible accessories, making them easy to customize for tactical, competition or sport shooting applications.
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Barrel CoatingMelonite
Barrel ContourM4
Barrel Length10.5
Barrel LiningMelonite
Barrel Material4140 Chrome Moly Steel
BrandRadical Firearms
Caliber Gauge5.56 NATO
Gas System LengthCarbine
Magazine Capacity30
Muzzle DeviceA2 Flash Hider
Thread Pattern1/2 X 28
Twist Rate1:7
California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.

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