AR-15 / AR-10 Receiver Extension for Fixed Stock
Standard fixed stock receiver extension (buffer tube) for AR-15 and AR-10 type rifles or carbines. Made to mil-spec with high quality machining and very smooth anodized finish. Made by Double Star.
Compatible with Magpul MOE Fixed Stock, PRS Stock for AR-15 or AR-10, Standard A2 butt stock, and any other fixed stock system that accepts a standard buffer tube.