Installation Guide

How to install the M4 to a strap with a buckle

  1. 01

    Use a spring bar tool to remove your existing buckle from the strap.

  2. 02

    Use your existing spring bar, or the supplied spring bar, to attach your buckle to the narrow end of the M4. Use the provided spacers for the pin if needed.

  3. 03

    Remove the Fitwell spring bar from the wide end of the M4 using the spring bar tool.

  4. 04

    Insert the Fitwell spring bar through the strap loop.

  5. 05

    Attach the wide end of the M4 to the strap using the spring bar tool.

  6. 06

    Adjust between the two positions and enjoy the perfect fit.

Works with most tang buckles. Spacers included for narrow tangs. A spring bar tool is required for installation.