Product Details

Radical Firearms Complete Upper 20" 450 Bushmaster with 15" MHR

5 Round Black Stainless Steel Magazine Included, ASC Brand, Made in the USA. 

  • Radical Firearms forged upper receivers are made to conform to military standard specifications, and are forged from quality 7075 aluminum
  • 20" 4150V steel barrel 1:14 twist rate, 5/8x32 thread pitch
  • Carbine length, low profile direct impingement gas system
  • Full BCG
  • 15" Free Float Radical Firearms MHR (M-LOK Hybrid Rail)
  • Made in Houston, Texas, USA

Radical Firearms manufactures almost all their own individual parts and components in-house. They are a genuine manufacturer, not just an assembly shop. Their shop is equipped with a fully tooled gunsmithing facility, and fully capable gunsmiths, as well as several CNC machines that allow the creation of their own components with perfect tolerances.

Radical Firearms offers a Lifetime Warranty on all their products for as long as you own the product. They stand by the product they offer because of the integrity and precision of their staff. Many of the employees at a Radical are veterans due to their veteran hiring preference, which allows the products to be created by individuals with passion and expertise.

More Information

More Information
Category Gun Parts
Caliber 450 Bushmaster
Manufacturer SKU CFU20-450BUSH-15MHR
UPC 816903027989
Manufacturer Radical Firearms
Firearm Fit AR15 Lower
Barrel Length 20"
Twist 1:14

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