Replacing Thumb Rests with Accessory Rails
The X01 comes with thumb rests installed in both lateral M-Lok accessory slots. Removal is simple and we recommend the Magpul 3-slot Picatinny Rail to replace them with. Step 1: Removing thumb rests 1A // Place the thumb rest against something rigid so that only the thumb rest is in contact with the surface. 1B
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