Magpul has released their new Enhanced Receiver Extensions for the AR-15/M4 and SR-25/M110.
Not your average receiver extensions. Constructed of impact extruded 7075-T6 aluminum with Type III, Class 2 hard coat anodizing for an extremely hard, abrasion resistant surface. The interior of the receiver extension features Everlube® coating for enhanced corrosion resistance and reduced friction. Available in a 7-position AR15/M4 profile as well as a 10-position SR25/A5 profile optimized to fit with the full line of Magpul Mil-Spec carbine stocks.
These are being released as part of an entire line of AR-15 stock related small parts that includes buffers, end plates, and castle nuts which great news for AR-15 builder. Check them out at Magpul.com.