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

NOTE: The VLTOR A5 Receiver Extension is designed to work in conjunction with other selected VLTOR A5 system components including a proprietary buffer and buffer spring. Use of this buffer tube with mil-spec style buffers and buffer springs may damage the firearm.