Radical Firearms | 5.56 NATO 16″ Upper | 1:7 Twist

The Radical Firearms complete upper is a factory-assembled 5.56/.223 upper designed for MIL-STD AR platforms. It features a 16-inch CMV barrel with a 1:7 twist and a nitride finish, paired with a 15-inch RPR M-LOK handguard and A2 flash hider. This upper is supplied ready to mount on any MIL-STD lower receiver and is well-suited for range training and field precision work.

Product Specifications

• The manufacturer is Radical Firearms.
• The product is a Complete Upper Assembly for MIL-STD AR-style rifles.
• The caliber/gauge is listed as .223 REM/5.56 NATO.
• The barrel length is 16″.
• The barrel type/twist is 1:7.
• The barrel material is CMV.
• The finish on the barrel is nitride.
• The handguard is a 15″ RPR M-LOK configuration.
• The muzzle device is an A2 flash hider.
• The color/finish of the upper is Black.
• The unit is compatible with MIL-STD lower receivers.
• The listing subcategory is Complete Upper Receivers.
• The product feature is listed as M-LOK.
• The UPC is 816903025633.

This Radical Firearms complete upper combines a durable CMV barrel and nitride finish with a long M-LOK handguard to deliver reliable performance for range sessions and precision-oriented field work. Its MIL-STD compatibility and factory assembly make it a straightforward option for builders and shooters who value a no-nonsense, ready-to-install upper.