Radian Weapons AX556 Billet Upper/Lower Receiver Set 10" Handguard - OD Green

AX556 Billet Upper/Lower Receiver Set 10" Handguard - OD Green

The Radian AX556 Billet Upper/Lower Set delivers unmatched quality, precision machining, and fully ambidextrous functionality, making it a top-tier foundation for a high-performance AR build. Chambered for 5.56 NATO/.223 Remington, this set is designed with rigid tolerances, premium materials, and ergonomic enhancements to maximize efficiency for both left- and right-handed shooters. Finished in Olive Drab Green Cerakote, it pairs rugged durability with sleek, modern styling.

Every component is meticulously engineered—whether it’s the Raptor-SD Ambidextrous Charging Handle, Talon 45/90 Safety Selector, or M-LOK handguard—ensuring a streamlined, high-speed system ready for hard use in tactical, competition, and duty applications.

Billet Upper & Lower Receivers
CNC-machined for maximum strength, improved tolerances, and enhanced durability.

Fully Ambidextrous Controls
Includes bolt catch/release, magazine release, and safety selector for seamless operation.

Raptor-SD Ambidextrous Charging Handle
Allows fluid and effortless manipulation from either side.

Radian Talon 45/90 Safety Selector
User-configurable between 45-degree quick throw or standard 90-degree safety movement.

M-LOK Handguard (10")
Provides rigid attachment points for accessories and superior heat dissipation.

Olive Drab Green Cerakote Finish
Corrosion-resistant and rugged, built to handle extreme conditions.

Lightweight Forward Assist & Anti-Rotation Pins
Enhances durability and function without unnecessary bulk.

Aluminum Barrel Nut & Barrel Nut Wrench Included
Ensures easy installation and rock-solid barrel alignment.

Guaranteed for Life
Each unit is hand-assembled, inspected, test-fired, and cleaned by trained gunsmiths.

Specifications

• Caliber: 5.56 NATO / .223 Remington / Multi
• Receiver Material: Billet Aluminum
• Finish: Olive Drab Green Cerakote
• Handguard: 10" M-LOK Modular Interface
• Safety Selector: Radian Talon Ambidextrous (45/90 Configurable)
• Charging Handle: Radian Raptor-SD Ambidextrous
• Bolt Catch & Release: Fully Ambidextrous
• Magazine Release: Fully Ambidextrous
• Included Hardware:
  • Aluminum Barrel Nut & Barrel Nut Wrench
  • Enhanced Takedown Pin Set
  • Hand Guard Cross Bolts, Washers & Nuts