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  • Kinetic Development Group, LLC, SCAR Modular Receiver Extension, MLOK, 6.5", Fits All 7.62 and 5.56 SCAR Models w/16" or Longer Barrels, Black Finish, Includes Rail, 2 Picatinny Rail Sections, Screw/Wrench Kit



Product Description


The Kinetic MREX™ Receiver extension provides the solution you’ve been searching for with your SCAR rifle platform. The MREX™ was designed to be a simple, durable, and lightweight. By utilizing a one piece design, the MREX™ maintains extreme durability. The MREX™ also allows for removal of the barrel with the extension still attached, allowing users to still change out there barrel assembly in just a few screws. The overall design puts modularity in the places you want it and need it and no where else; while reducing the profile of the factory SCAR platform. There is no better solution to add to your SCAR.

  • Works on all 7.62 and 5.56 SCAR models w/ 16″ or longer Barrels
  • Black Anodized
  • “Industry Standard” direct bolt on modular design
  • ADDS ONLY 3.7oz to the weight of your SCAR!
  • Improved rifle balance and weight distribution
  • 6.5″ added modular rail space from front of SCAR receiver, for use with any SCAR L & H barrel configurations. (certain Flash hiders and certain suppressors will not fit.)
  • 4x Uncle Mikes QD Mounting Points
  • Installation still allows for quick change barrel. (See Tutorial Video)
  • Full kit includes 2 accessory rails, installation torx wrenches, torx screws and vibratite


  • Material: 6061-T6 Aluminum
  • Finish: Non-Reflective Black Type III Hard-Coat Anodizing
  • Length: 13.25″
  • Length added: 6.5″ -Ideal for any standard length SCAR-L or SCAR-H.
  • Weight of full kit: 9.6oz
  • 100% Made in the USA


*When installing your MREX rail system or SCAR sling points, we recommend hand tightening all screws, then applying a 1/4 – 1/2 turn to insure your screws are tightened properly. Please make sure to use Vibratite on all screws installed.*

Product Videos

Kinetic MREX Installation Tutorial HD 07:01

Installation Tutorial video of the proper Kinetic MREX system on your SCAR rifle platform.

  • Kinetic MREX I...
    Installation Tutorial video of the proper Kinetic MREX system ...

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