Icon Defense proudly presents the Billet Monolithic Collection—a trio of advanced one-piece upper receiver systems engineered for unmatched strength, accuracy, and reliability. Precision-machined from billet for exceptional rigidity and durability, each monolithic upper is designed to deliver superior alignment and consistent performance.

Built to pair with any standard AR-15 barrel seamlessly, our billet monolithic platforms deliver uncompromising performance for demanding shooters who expect the highest level of engineering and craftsmanship.

Monolithic Uppers Specs:

• Material: Billet 7075 T6 Aluminum
• Finishing: Type 3 Hard Coat Anodize
• Weight: 556 M-LOK: 18.688 oz
• Rail Length 556 M-LOK: 10.75’’
• Includes:

1 – Monolithic Upper
1 – Titanium Monolithic Barrel Nut
1- Icon Defense Gas Block
1- Monolithic Barrel Nut Tube Wrench
1- Dust Cover Door Pin

Specs Titanium Monolithic Barrel Nut

• Material: Titanium
• Finishing: raw
• Weight: 2.2 oz

**Compatible with ANY Standard AR-15 Barrels**

**Use supplied Icon Defense Gas Block for easy removal**

Restrictions: Not able to ship to Washington State.