Vltor RE-10/A5SR: A5 Receiver Extension

The RE-10/A5SR Receiver Extension is a 6-position receiver extension designed to work with the VLTOR A5 buffer system. 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.

• 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
• Weighs 4.2 oz

It is longer than a traditional M4/AR15 carbine receiver extension, and is not compatible with standard (3.25″ OAL) carbine buffers or carbine springs. In a 5.56 AR-15 system, An A5/rifle length spring and VLTOR A5 buffer must be used with this receiver extension. The outside diameter of this tube is mil-spec, and it will accept all mil-spec dimensioned M4/AR-15 type collapsible stocks.