Troy 7" Free Float BattleRail MRF C Forearm AR15 Handguard

Troy 7" Free Float BattleRail MRF C Forearm AR15 Handguard

Model:  Troy-MRF-C7BT

$179.00  $149.95 

Manufacturer:  Troy Industries

Availability : In-Stock

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Troy 7" Free Float BattleRail MRF-C Forearm AR15 Handguard



The Troy MRF is the strongest user-installed free-floating rail system in the world. Troy MRFs are available for all M16/M4 weapon systems equipped with the original factory barrel nut. The MRF’s patented mounting system reinforces the barrel nut with a sturdy clamp and anti-rotation alignment lugs. Troy MRF BattleRails provide an uninterrupted rail extension and hand guard aligned perfectly with the host weapon’s flat-top receiver.


  • M4 MRF Rails Systems from Troy Industries.
  • 7″ MRF-C Rail System for all M4/M16 Type Carbine.


  • Adds only 4 oz. to weight of M4.
  • Accepts Quick Detach 360 push-button swing swivel.

Technical Specifications

  • Replaces the factory delta ring
  • Installation does not require removal of the front sight or barrel
  • Constructed from aircraft aluminum and finished in MIL-SPEC Type III hard coat anodize with Teflon
  • Available in Black SRAI-MRF-C7BT-00 and Flat Dark Earth SRAI-MRF-C7FT-00

Technical Specifications:

  • Weight: 11.21 oz
  • Exact Length: 7.16”
  • Number of rail slots: 62
  • Inner diameter: 1.36”
  • Outer diameter: 1.75”
  • Diameter of cooling hole: .5”
  • Number of cooling holes: 28
  • Gas tube channel diameter: .410”
  • Material: 6061 T6 Aluminum
  • Coating type: MIL-A-8625 Type III Class 2 Hard Coat Anodized w/ Teflon


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