RE-1 : AR15/M4 5-position Carbine/ Collapsible Receiver Extension
The RE-1 receiver extension allows you to mount a Mil-Spec stock on a civilian carbine or convert your A2 style fixed buttstock to a collapsible configuration. This receiver extension has five positions and corresponding white position numbers that are visible through the witness hole on most stocks.
Due to governmental regulations or manufacturer preferences, some product lines or items may be not be available to export in your country.
- Five 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
- Receiver is designed for carbine spring and buffer (spring and buffer sold separately)
- Receiver extension is Mil-Spec dimensioned and will only accept M4 type Mil-Spec buttstocks
- Weighs 3.8 oz
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