BCM KMR ALPHA KeyMod Free Float AR-15 Handguard – 13″


  • BCM KeyMod sling mount included
  • Flared toward the muzzle at the 3 and 9 o’clock positions approximately 1/4″
  • Actual length when measured to flare: 13.4″
  • Handguard alone weighs: 7.8 oz
  • Inside diameter: 1.3”
  • Outside diameter: 1.5”
  • Weight: 10.2 oz
  • Includes barrel nut


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SKUBCM-KMR-A13-556-BLK Category

The BCM KMR ALPHA KeyMod Free Float AR-15 Handguard – 13″ is the perfect choice for those looking for a high-quality, durable handguard. Constructed from 100% aluminum and hardcoat anodized for an anti-reflective, corrosion resistant finish, this handguard features a proprietary, mounting, indexing, and locking system that mitigates rail movement under heat generated from the barrel nut. Additionally, KeyMod mounting slots on seven sides, plus a continuous Picatinny rail provide ample space for all your favorite accessories. Don’t settle for anything less than the best – choose the BCM KMR ALPHA KeyMod Free Float AR-15 Handguard – 13″!

Notice from the manufacturer:

“Please note: Nylon/Polymer Picatinny rail sections are for NON-load bearing accessories only. For load bearing accessories, we recommend aluminum Picatinny rail sections. Do NOT exceed 20 in/lbs. when securing KeyMod Fasteners on Polymer accessories. Aluminum Picatinny rail sections may be torqued to 30 in/lbs”


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