Guntec USA has been manufacturing AR-15, AR-308 and AR 9mm accessories since 1989. Our goal is to distribute excellent quality, at an economical value.
- US Made
- M-LOK Slots On 3 Sides of Handguard (Bottom, Left & Right Sides)
- Tight Fit Up Against Receiver, Which Allows For A Monolithic Picatinny Top Rail
- Heavy Duty
- Anodized Black Finish
- T6 Aluminum Body
- Proprietary Barrel Nut Included
- Rail Slides Over Barrel Nut, And Is Compressed Down Against Receiver With 4 Screws
- Internal Diameter: 1.32″
- AIR-LOK Series – Compression Lock Down Design
- Total Weight Including Barrel Nut Is 6.2 oz!!
- Triangle / Diamond Skeletonized Cuts Throughout Handguard to Reduce Weight
- 6″ Length
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Kent Garrett –
The 6” AIR-LOK Series M-LOK Compression Free Floating Handguard with Monolithic Top Rail truly stands out for anyone serious about building or upgrading their AR platform. Crafted with precision and designed for durability, this handguard feels robust yet lightweight, making handling both comfortable and confident. The anodized black finish is sleek and uniform, giving it a professional look that complements a variety of builds.
One of the most impressive aspects is the monolithic top rail, which provides a continuous and solid mounting platform—perfect for optics and sighting systems. It ensures zero shift during firing, which offers peace of mind for both tactical situations and precision shooting. The M-LOK slots are cleanly machined, allowing for flexible attachment of accessories without excess play or wobble. Additionally, the compression-free floating design helps maximize barrel accuracy by reducing contact points that might otherwise influence shot consistency.
The quality of this handguard feels top-tier, indicating it’s made from aircraft-grade aluminum with meticulous attention to detail in manufacturing. When mounted, it feels solid and well-fitting, with no gaps or rough edges. Its lightweight nature, combined with the open-vent design, promotes good airflow and reduces heat buildup during extended shooting sessions—something I value highly during range days.
Installation was straightforward, with clear instructions that made the process smooth even for those with moderate DIY skills. The compatibility with American-made accessories aligns well with the overall focus on quality and reliability, ensuring it integrates seamlessly with other components.
Overall, the value for the price is excellent, especially considering its American-made build quality and the added features like the monolithic rail and free-floating design. Whether you’re customizing a personal build or seeking a reliable upgrade, this handguard ticks a lot of boxes. It combines functional design with excellent craftsmanship, making it a solid choice for serious enthusiasts and collectors alike.
In honest opinion, this product lives up to its promises. It’s a dependable, high-performance piece that enhances both the look and functionality of any AR platform. If durability, accuracy, and style matter to you, the 6” AIR-LOK Series M-LOK Compression Free Floating Handguard is worth considering.