The Midwest Industries Combat Rail 7″ M-LOK Handguard is a one-piece free-floating handguard intended for AR-style rifles. It is machined from 6061 aluminum and finished with a Type III hard coat anodize. The design includes a full-length MIL-STD 1913 Picatinny rail at the 12 o’clock position and M-LOK accessory mounting slots on seven faces; mounting hardware, a 4140 heat treated barrel nut, wrench and a 5-slot polymer M-LOK rail are included.
Key Specifications
- The overall length is 7 inches.
- Installed weight is 6.8 ounces.
- Material is machined 6061 aluminum with a Type III hard coat anodized finish.
- The top rail is a continuous MIL-STD 1913 Picatinny rail at the 12 o’clock position.
- Accessory mounts are M-LOK slots on seven sides for modular accessory placement.
- Includes a 4140 heat-treated barrel nut and wrench for installation.
- Package includes a 5-slot polymer M-LOK rail section.
- Features two integral anti-rotation QD sling sockets for sling attachment.
- Profile is super slim with an outside diameter of 1.5 inches and an inside diameter of 1.3 inches.
- Manufactured in the USA and covered by Midwest Industries’ lifetime warranty.
This Combat Rail provides a slim, stable mounting platform for modern AR-style builds. Its combination of a continuous Picatinny top rail and broad M-LOK compatibility supports a range of accessory layouts while keeping weight low, making it suitable for precision-oriented builds, lightweight configurations, and modular accessory setups.
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