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The Aim Sports MTM13H308 is a free-float handguard made for AR-10 and .308 builds running a DPMS high-profile upper. At 13.5 inches, it sits in that sweet spot where you get plenty of room for a bipod, hand stop, or light without adding a ton of weight up front. It's cut from 6061-T6 aluminum with a black hard coat anodized finish, and the free-float design means the tube carries the load instead of your barrel, which is exactly what you want when you're chasing consistent groups downrange.
Modularity is the whole point here. You get seven sides of M-LOK slots wrapping the handguard, so mounting your gear where your hands and setup want it is straightforward. The top is a continuous 1913 Picatinny rail machined to keep weight down, giving you an unbroken line for backup irons, night vision mounts, or a scope that runs long. Builders have consistently pointed out how solid the lockup feels once torqued to spec, with no flex even when leaning into a bipod with a heavier barrel.
This one is built specifically for DPMS-pattern high-profile uppers, and it's played nice with popular options like Aero Precision M5 uppers and Bear Creek Arsenal barrels in real builds. Because .308 platforms aren't as standardized as AR-15s, it pays to confirm your upper is genuine DPMS high profile before buying. Note that this is the high-mount version, so pair it with the right gas block height. The kit uses a proprietary barrel nut, so make sure you have the correct claw-foot wrench on hand for installation.
The short version: it's a lightweight, sturdy free-float rail that punches well above what you'd expect. The finish is clean, the M-LOK spacing is generous, and the included steel mounting hardware with anti-rotation indexing keeps everything indexed straight and locked down. For anyone putting together a .308 rifle or pistol-length setup and wanting real modularity without overpaying, this is a smart pick.
It's designed for DPMS-pattern high-profile AR-10 and .308 uppers. Builders have had good luck mounting it on Aero Precision M5 uppers and Bear Creek Arsenal barrels. Since .308 platforms vary quite a bit, confirm your upper is genuine DPMS high profile before ordering, as it won't fit Armalite-pattern rifles.
No, the wrench isn't included in the box. This handguard uses a proprietary barrel nut with a claw-foot pattern, so you'll want to have the correct wrench ready before you start the install. It's a small extra item, but a necessary one to get everything torqued properly.
Yes, the MTM13H308 is a true free-float design. That means it attaches to the barrel nut and doesn't touch the barrel itself, which helps with accuracy and consistency. Users running heavier barrels on bipods report no noticeable flex even under pressure.
You get seven sides of M-LOK mounting slots wrapping around the tube, giving you plenty of flexibility for lights, bipods, hand stops, and other accessories. The top runs a continuous 1913 Picatinny rail machined to keep weight down. That combination makes it easy to set up the rifle exactly how you want it.
| UPC | 815879018267 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | MTM13H308 |
| Product Type | Handguard |
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