The NBS Mil-Spec Buffer Tube is a quality Receiver Extension (AKA Buffer Tube) machined from high strength American 7075-T6 Aluminum. This is a 6 position design and is a finished with Type 3 class 2 Hard Anodizing.
American Made 7075-T6 Aluminum
Platform: AR-15
Positions: 6
Weight: 3.68 Oz
