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Free Shipping Over $99 - COVID-19 Notice: We are experiencing shipping delays for some products but working hard to get orders out.
Free Shipping Over $99 - COVID-19 Notice: We are experiencing shipping delays for some products but working hard to get orders out.
  • NcSTAR's 3rd Generation MAR4S, Length Quad Rail Handguard. The 3rd Gen MAR4S is now lighter and has a slimmer profile than earlier models.
  • The Solid Quad Rail provides the steady platform attaching: Optics, Lasers, Flashlights, Vertical Grips, Bipods, and other accessories.
  • Very easy to install with four Allen head screws and the provided mounting tool. No smithing required, drop-in fit.
  • Black Anodized finish, Aluminum construction.


Quad Rail Handguard replaces factory 6.5" handguards. The Quad Rails allow the attachments of lights, lasers, vertical grips, and other accessories that can mount onto weaver/Picatinny/ MIL STD 1913 type rails.