Radical Firearms Complete Billet Side Charging Upper Assembly 20in 6.5 Grendel

$664.95 $469.95
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The Radical Firearms 20" 6.5 Grendel Side Charging Complete Upper is a law enforcement grade, drop-in solution for your next AR build. Crafted with quality materials and covered by Radical’s lifetime warranty, this MIL-SPEC upper receiver provides an outstanding solution for any budget. Arrives at your door with the hard work done. Finish the build with your favorite lower receiver and sights, then head for the range!

The Radical Firearms MOR Rail System is a freefloat design offering a continuous Picatinny top rail with plenty of M-LOK attachment points for all your favorite accessories.


  • 20" 416R stainless steel barrel
  • Chambered in 6.5 Grendel with a 1:9 twist rate
  • Side charging M16 cut bolt carrier group with Melonite finish
  • BCG high pressure tested and magnetic particle inspected
  • Radical Firearms Pepper Pot Compensator
  • 15" Radical Firearms M-LOK MOR rail
  • Made in the U.S.A. in Stafford, Texas!

SKU#: CBU20-6.5-SS-MED-15MOR