The Midwest Industries MI 308 High Combat Rail HD is a one-piece, free-float M-LOK handguard designed for AR-10/.308 style firearms. Its shape and profile prioritize rigidity and repeatable alignment under demanding use, and the design minimizes point-of-impact shift for NV aiming devices. The handguard combines a hard-coat anodized 6061 aluminum body with steel anti-rotation hardware for strength and durability.
Key Specifications
- Constructed from Hard Coat Anodized 6061 Aluminum for a durable exterior finish.
- Features a 1 piece free-float handguard design for stability and consistent alignment.
- Includes a 5-Slot polymer M-LOK® rail and multiple M-LOK attachment locations.
- Provides Seven sides of M-LOK for modular accessory placement.
- Uses an MI patented torque plate to prevent forward movement of the handguard.
- Equipped with two steel anti-rotation QD sockets positioned to minimize gun roll.
- Incorporates machined heavy-duty anti-rotation tabs for secure mounting.
- Built to accept a longer 4140 barrel nut to improve handguard stability.
- Specified outside diameter is 1.85 and inside diameter is 1.30 as listed in product data.
The MI Combat Rail HD brings a practical mix of rigidity, modularity, and hardened hardware to AR-10/.308 builds. Intended for users who value a stable platform and broad accessory options, it provides a straightforward foundation for precision work and demanding field use without unnecessary frills.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




