Colt M4A1 RIII Upper Receiver Group 5.56mm 14.5"
Colt M4A1 RIII upper receiver group in 5.56mm NATO with 14.5-inch barrel and Flat Dark Earth finish. Complete upper assembly ready for your lower receiver.
Colt M4A1 RIII Upper Receiver Group
The Colt M4A1 RIII represents a refined approach to the modern sporting rifle platform. This upper receiver group delivers the proven reliability of Colt's military heritage in a configuration suited for serious shooters.
Key Features
- Caliber: 5.56mm NATO
- Barrel Length: 14.5 inches
- Finish: Flat Dark Earth
- Complete Upper Assembly: Ready to mate with your lower receiver
- Proven Design: Built on decades of Colt manufacturing excellence
What You Get
This is a complete upper receiver group, meaning it includes the barrel, bolt carrier group, charging handle, and all necessary components. Simply pair it with a compatible lower receiver and you have a functional rifle.
The Colt Advantage
Colt's reputation in the rifle market is built on consistency and performance. The M4A1 RIII upper receiver group maintains those standards with tight tolerances and quality materials. Whether you're building a new rifle or upgrading an existing platform, this upper delivers the accuracy and reliability serious shooters demand.
The 14.5-inch barrel strikes a balance between velocity and maneuverability, making it suitable for a variety of shooting applications.
Features
- fde ris iii 12.5" m-lok rail
- pinned/welded dd flash hider
- grip-n-rip charging handle
