Spikes Tactical 5.56mm NATO Black Phosphate Bolt Carrier Group - Spikes' M-16 BCG (Bolt Carrier Group) features a Mil-Spec carrier constructed of 8620 tool steel with a shot peened bolt, Mil-Spec gas key, retaining pin, and Mil-Spec extractor. This...
Spikes Tactical 5.56mm NATO Black Phosphate Bolt Carrier Group - Spikes' M-16 BCG (Bolt Carrier Group) features a Mil-Spec carrier constructed of 8620 tool steel with a shot peened bolt, Mil-Spec gas key, retaining pin, and Mil-Spec extractor. This...