BCM MCMR Free Float M-LOK Handguard
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🚚 Shipping & Delivery
🚚 Shipping & Delivery
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🔄 Returns, Exchanges & Warranty
🔄 Returns, Exchanges & Warranty
Eligible non-custom returns must be requested within 30 days of delivery. Items must be unused, uninstalled, unmodified, and in their original, undamaged packaging.
Eligible standard returns may be subject to a 15% restocking fee. EU withdrawal returns are handled under applicable statutory rights; prohibited restocking fees do not apply, though lawful diminished-value deductions may.
Custom products, sale items, gift cards, perishable or personal-care goods, and hazardous materials are non-returnable except where applicable law or an approved warranty or defect claim requires otherwise.
Warranty Coverage: Manufacturer warranties apply to all standard products. Any defects, malfunctions, or performance issues are handled directly by the manufacturer per their terms.
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View our Refund Policy for full details.
🌍 International Shipping
🌍 International Shipping
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🎖️ Military / GovX Discounts
🎖️ Military / GovX Discounts
⚙️ Product Details
⚙️ Product Details
The BCM MCMR (Modular Combat Rail) M-LOK Handguard from Bravo Company Manufacturing is a lightweight, free-floating AR-15 rail system designed to eliminate external load on the barrel, reducing deflection and improving accuracy.
Built around BCM’s proven barrel nut and lock-up system first introduced on the KMR series, the MCMR features a proprietary patented mounting system (US Patent 8,904,691) that mechanically indexes to the 12 o’clock rail and positions mounting hardware to mitigate movement caused by heat and hard use.
Important Fitment Note:
The listed handguard length refers to the top Picatinny rail section. The actual handguard length is slightly longer, depending on model.
Precision-machined from 6061-T6 aluminum and finished with MIL-A-8625F Type III Class 2 hardcoat anodizing, the MCMR balances durability and weight while maintaining a slim 1.5" profile. M-LOK slots allow direct-mount accessories without unnecessary bulk, making the MCMR ideal for duty rifles, competition builds, and lightweight carbines.
Key Features
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True free-float design to reduce barrel deflection
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Proprietary BCM barrel nut & lock-up system
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Patented mechanical indexing to 12 o’clock rail
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Heat-mitigating mounting hardware placement
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Lightweight, rigid construction
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Slim profile for improved ergonomics
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Full M-LOK compatibility
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Continuous Picatinny top rail
Material & Construction
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Material: 6061-T6 Aluminum
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Finish: MIL-A-8625F Type III Class 2 Hardcoat Anodized
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Barrel Nut: Steel (Included)
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Platform: AR-15
Dimensions & Specs (13.4” Model Reference)
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Top Rail Length: 13"
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Total Handguard Length: 13.4"
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Inside Diameter: 1.30"
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Width: 1.5"
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Weight: 10.5 oz
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Gas System Compatibility: Extended Rifle
Available Variants
Black
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7"
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9"
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13"
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15"
Flat Dark Earth (FDE)
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10"
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15"
Why Choose the BCM MCMR?
The BCM MCMR is engineered for shooters who demand rigidity without excess weight. Its proven mounting system resists rotation and thermal shift, ensuring optics, lasers, and accessories remain zeroed under hard use. Whether you’re building a duty rifle, competition setup, or lightweight carbine, the MCMR delivers BCM’s reputation for reliability and precision.
Specifications
Specifications
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Material
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Platform CompatibilityMil-Spec AR
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Mounting InterfaceM-LOK, Picatinny / 1913
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Weight
Reviews & Questions
Reviews & Questions
Payment & Security
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