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MREX Replacement Bridge – 1st Gen ONLY


In stock


This is a REPLACEMENT Bridge insert for all Gen1 MREX rails. If a replacement Bridge is needed we recommend replacing the MREX Gen1 Hardware as well. This Bridge will not work in an MREX MkII.


  • (1) Replacement Bridge
  • (2) M5-0.80 x 10mm 90-degree flat head fastener
  • (1) M5-0.80 x 8mm 90-degree flat head fastener


  • Insert Bridge into rail at slight angle.
  • Align bottom and side holes. 
  • Apply a healthy amount of Red Loctite (or equivalent) to fasteners.
  • Tighten to 40in/lb – Starting with the bottom 8mm fastener.
  • Let adhesive cure before installing rail onto firearm.


MREX Gen1 Hardware Kit: MREX Replacement Hardware Kit – 1st Gen ONLY – Kinetic Development Group LLC (

Additional information

Weight 0.6 oz