Davidson Defense AR-15 4 Inch M-LOK Free Float Handguard

The Davidson Defense AR-15 4-inch M-LOK Free Float Handguard is purpose-built for ultra-compact AR builds where weight savings, control, and modularity matter most. Designed for the AR-15 platform, this slim-line handguard delivers a rigid free-float design in a short 4″ length, making it ideal for pistols, PDW-style builds, and minimalist configurations.

Constructed from lightweight yet durable aluminum and finished in a corrosion-resistant black anodizing, this handguard provides excellent heat dissipation while keeping overall weight to a minimum. The full-length top Picatinny rail allows for secure mounting of optics, backup sights, or accessories, while the M-LOK slots offer flexible attachment points for lights, hand stops, or other low-profile accessories.

Its free-float design minimizes contact with the barrel, helping reduce barrel harmonics and promote consistent accuracy. The slim-line profile ensures comfortable handling without unnecessary bulk, making this handguard a strong choice for builders who value compact efficiency without sacrificing mounting capability.

✅ Key Features & Benefits

• Ultra-compact 4″ length for AR pistols and PDW builds

• Free-float design helps reduce barrel harmonics

• Full top Picatinny rail for optics and accessories

• M-LOK compatible slots for modular attachment

• Slim-line profile for improved handling

• Lightweight aluminum construction

• Durable black anodized finish

• Includes proprietary barrel nut