VLTOR MUR-1A: Modular Upper Receiver With Forward Assist



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VLTOR MUR-1A: Modular Upper Receiver With Forward Assist Expand
The Modular Upper Receiver (MUR) is a rigid MilSpec flat-top upper receiver made to fit all AR15/M16/M4 rifles and carbines.

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The MUR-1A is a rigid Mil-Spec flat-top upper made to fit all AR15/M16 M4 rifles and carbines. The MUR-1A was developed to give the customer a Mil-Spec correct upper receiver with a thicker wall, making the MUR-1A upper receiver a stronger platform. This more rigid upper receiver will increase accuracy and reliability, while extending the life of the interfacing components.


  • Aircraft-grade aluminum construction
  • 7075 Forging
  • Stress relieved, heat treated, aged twice and cryogenic treated
  • Hard coat anodized, black per MIL-A-8625 TYPE III Class 2
  • Precision machined and finished by hand
  • Bore coated with dry film lube over the anodized surface
  • Compatible with all MIL-Spec AR-15 parts and accessories

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