Spikes Tactical Complete Phosphate M-16 BCG features phosphate coating inside and out (bolt, carrier and gas key), laser engraved with ST spider logo, mil spec carrier and full auto M-16. Includes Mil-Spec Extractor, Mil-Spec Gas Key, Firing Pin, Cam Pin and Retaining Pin.
|Size||223 Remington/5.56 NATO|
|Type||Bolt Carrier Group|
|Model||Bolt Carrier Group|
|Series||223 Rem/5.56 Nickel Boron|
|Bolt Type||Full Auto|
Determined at checkout.