The RE-A5 Receiver Extension is a 7-position receiver extension tube designed to work with the VLTOR A5 buffer system. This receiver extension is slightly longer than the traditional M4 receiver extension and is designed to work with Mil-Spec dimensioned M4/AR-15 type collapsible stocks. This receiver extension tube can also can be utilized as a replacement receiver extension for the AR-10 rifle.
- Seven position receiver extension made from impact extruded 7075 T6 aluminum
- Receiver is designed to use the VLTOR A5 spring and buffer kit only which is sold separately
- Receiver extension is Mil-Spec dimensioned and will only accept M4 type Mil-Spec buttstocks
- Hard coat anodized
- Positions are numbered and are visible through the witness hole on most stocks
- Snag-free sliding of the buttstock
- Weighs 4.3 oz