Davidson Defense Falas (Suppressor Ready) 16.5-inch AR-15 5.56 NATO Rifle Full Build Kit

Falas Suppressor Ready 16.5-inch AR-15 5.56 NATO Rifle Full Build Kit

The Falas is a suppressor-ready full build kit designed for shooters who want a complete upper and lower system without the serialized receiver. It pairs a 16.5-inch chrome moly vanadium barrel with a mid-length gas system, free-float quad rail handguard, and a complete lower parts kit. This configuration delivers reliable 5.56 NATO performance with the flexibility to add a suppressor when you're ready.

Key Features

• 16.5-inch 4150 chrome moly vanadium barrel with 1/2x28 threads for suppressor mounting
• Mid-length gas system for balanced recoil and reliability
• Free-float extended quad rail handguard for accessory mounting
• 7075-T6 aluminum upper receiver with M4 feed ramps
• 9310 alloy steel bolt carrier group with nitride finish
• Complete mil-spec lower parts kit and buffer system included
• Recoil Technologies micro low-profile gas block for clean sight line
• Suppressor ready configuration ships without a brace

Perfect For

• Shooters building a suppressor-ready rifle on a budget
• Hunters and sport shooters who want mid-range barrel length
• Builders selecting their own lower receiver and final setup
• Anyone prioritizing reliability and modularity

Suppressor Ready Configuration

The Falas ships without a brace, allowing you to select your own stock or brace based on your needs. The 1/2x28 threaded muzzle is ready for suppressor mounting once you complete your lower receiver and finalize your configuration. This approach gives you full control over the final setup without paying for components you might not want.

Barrel and Gas System

The 16.5-inch chrome moly vanadium barrel uses a mid-length gas system, which balances recoil impulse and reliability across a wide range of ammunition. The nitride finish protects against corrosion while maintaining durability. The 1:7 twist rate stabilizes standard and heavier 5.56 NATO rounds effectively.

Upper and Lower Integration

The kit includes a complete 7075-T6 aluminum upper receiver with M4 feed ramps, a complete bolt carrier group, and a full mil-spec lower parts kit with buffer tube, buffer, recoil spring, end plate, and castle nut. Lower receiver not included. The free-float quad rail handguard isolates the barrel from the upper receiver, improving accuracy potential by reducing contact stress on the barrel.

What You Need to Know

This is a full build kit, which means it includes everything except the serialized lower receiver. You'll need to source a lower receiver separately, then assemble the kit according to the manufacturer's instructions. The suppressor-ready design gives you flexibility to add a suppressor later without needing to modify the barrel or muzzle device. The mid-length gas system provides a good balance between reliability and recoil management for most 5.56 NATO ammunition.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws. Lower receiver not included. May Dropship from Davidson Defense. Verify suppressor compatibility before use. Ensure secure mounting before operation. Use only in accordance with applicable laws.