
Availability: In Stock
The Fortis Mfg AR-15 15.3" M-LOK Handguard is a lightweight free-float rail system built for shooters who demand quick modularity without sacrificing strength. Built from aircraft-grade 6061-T6 aluminum, this handguard weighs just 10.04 oz, making it an ideal choice for hunters and competition shooters who want a responsive, nimble rifle build. The standout feature is Fortis's patent-pending locking mechanism—it lets you swap rails tool-free, so you can adapt your rifle to different mission profiles or competition setups in seconds, not minutes.
M-LOK mounting slots run the full length of the handguard, giving you unlimited flexibility to mount lights, bipods, slings, or other gear exactly where you need them. The continuous top Picatinny rail provides a stable platform for optics or night vision if you're running a longer sight line. Installation is straightforward on any AR-15 platform rifle, and once it's on, the rigid free-float design isolates your barrel from the handguard, which helps with accuracy and consistency shot to shot.
Whether you're dialing in a long-range hunting rifle, building a competition gun, or setting up a tactical platform, the Fortis SWITCH gives you the lightweight strength and quick-change capability that separates a purpose-built rifle from a compromise. At under 10 ounces, every gram counts—and you're not paying for bulk you don't need.
| Length | 15.3" |
| Weight | 10.04 oz (handguard), 1.7 oz (barrel nut) |
| Material | 6061-T6 aluminum (body); 7075-T6 aluminum (locking handle) |
| Mount Type | M-LOK |
| Internal Diameter | 1.34" |
| Rail Configuration | Continuous top Picatinny rail with full M-LOK sides |
| Finish | Black |
| Platform | AR-15 |
Yes, the Fortis SWITCH is designed for standard AR-15 platform rifles and installs using the included barrel nut. Make sure your upper receiver is a standard mil-spec configuration.
Yes. The patent-pending locking mechanism allows tool-less removal of the rail, so you can quickly change rails for different setups, competition stages, or mission requirements without disassembly.
The continuous top Picatinny rail lets you mount optics, magnifiers, night vision, or other sighting systems. The M-LOK slots on the sides and bottom give you room for lights, bipods, slings, and more.
The handguard itself weighs 10.04 oz, and the barrel nut adds 1.7 oz. At under 10 ounces for the main component, it's built for shooters who prioritize a lightweight, responsive rifle.


SKU: 121686120 • Width: 3.25in • Height: 3.25in • Depth: 17.25in • Weight: 1.06oz





Availability: In Stock
The Fortis Mfg AR-15 15.3" M-LOK Handguard is a lightweight free-float rail system built for shooters who demand quick modularity without sacrificing strength. Built from aircraft-grade 6061-T6 aluminum, this handguard weighs just 10.04 oz, making it an ideal choice for hunters and competition shooters who want a responsive, nimble rifle build. The standout feature is Fortis's patent-pending locking mechanism—it lets you swap rails tool-free, so you can adapt your rifle to different mission profiles or competition setups in seconds, not minutes.
M-LOK mounting slots run the full length of the handguard, giving you unlimited flexibility to mount lights, bipods, slings, or other gear exactly where you need them. The continuous top Picatinny rail provides a stable platform for optics or night vision if you're running a longer sight line. Installation is straightforward on any AR-15 platform rifle, and once it's on, the rigid free-float design isolates your barrel from the handguard, which helps with accuracy and consistency shot to shot.
Whether you're dialing in a long-range hunting rifle, building a competition gun, or setting up a tactical platform, the Fortis SWITCH gives you the lightweight strength and quick-change capability that separates a purpose-built rifle from a compromise. At under 10 ounces, every gram counts—and you're not paying for bulk you don't need.
| Length | 15.3" |
| Weight | 10.04 oz (handguard), 1.7 oz (barrel nut) |
| Material | 6061-T6 aluminum (body); 7075-T6 aluminum (locking handle) |
| Mount Type | M-LOK |
| Internal Diameter | 1.34" |
| Rail Configuration | Continuous top Picatinny rail with full M-LOK sides |
| Finish | Black |
| Platform | AR-15 |
Yes, the Fortis SWITCH is designed for standard AR-15 platform rifles and installs using the included barrel nut. Make sure your upper receiver is a standard mil-spec configuration.
Yes. The patent-pending locking mechanism allows tool-less removal of the rail, so you can quickly change rails for different setups, competition stages, or mission requirements without disassembly.
The continuous top Picatinny rail lets you mount optics, magnifiers, night vision, or other sighting systems. The M-LOK slots on the sides and bottom give you room for lights, bipods, slings, and more.
The handguard itself weighs 10.04 oz, and the barrel nut adds 1.7 oz. At under 10 ounces for the main component, it's built for shooters who prioritize a lightweight, responsive rifle.
SKU: 121686120 • Width: 3.25in • Height: 3.25in • Depth: 17.25in • Weight: 1.06oz

