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Barrel Nut Washer


Quick Overview

Main Function: to eliminate gap between rail and upper receiver. These washers will ensure a contour fit between barrel nut and upper receiver, eliminating misalignment and RIS instability. The MB Barrel Nut Washers come in 4 sizes to fit many different configurations.

Barrel Nut Washer

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  • Barrel Nut Washer
  • Barrel Nut Washer
  • Barrel Nut Washer

Details

Main Function: to eliminate gap between rail and upper receiver. These washers will ensure a contour fit between barrel nut and upper receiver, eliminating misalignment and RIS instability. The MB Barrel Nut Washers come in 4 sizes to fit many different configurations.

Package include:

  • 1 x 0.1mm 
  • 1 x 0.15mm 
  • 1 x 1.5mm 
  • 1 x 2mm 

Features:

  • Eliminate gap between rail and upper receiver
  • Precisely aligns fastening screws on RIS systems
  • Ensures stability
  • Prevents RIS from angling during installation

Brand Compatibility (Optional)