Frequently bought together:
Description
This receiver extension is designed to work with Mil-Spec dimensioned M4/AR-15 type collapsible stocks. It also can be utilized as a replacement receiver extension for the AR-10 rifle.
Features :
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Features :
- Six position receiver extension made from impact extruded 7075 T6 aluminum
- Hard coat anodized
- Positions are numbered and are visible through the witness hole on most stocks
- Snag-free sliding of the buttstock