Spikes Tactical M16 Auto Nickel Boron Bolt Carrier Group


Elevate your AR-15 rifle’s performance with the Spikes Tactical M16 Auto Nickel Boron Bolt Carrier Group. This complete BCG is MPI and HPT tested for durability, with 8620 steel construction and a Carpenter 158 steel bolt. Nickel boron coating ensures smooth operation, while the upgraded O-ring extractor spring enhances reliability. With the Spike’s Tactical Spider Logo, it’s both stylish and reliable.


Spike’s Tactical Nickel Boron M16 Bolt Carrier Group for .223/5.56 and 300 Blackout

The Spikes Tactical M16 Auto Nickel Boron Bolt Carrier Group is the perfect addition to your AR-15 rifle. The complete bolt carrier group’s magnetic particle inspected, and high pressure tested, ensuring that it can withstand the most intense use. Also, the bolt carrier’s made from 8620 steel and the bolt from carpenter 158 steel, making it extremely durable. Additionally, the gas key has been properly staked, the extractor spring has an upgraded O-ring for more tension, and all surfaces on the Spikes Tactical M-16 Full Auto BCG assembly are Nickel Boron Coated, including the cam pin, Gas key, Bolt assembly, and carrier. Lastly, the Spike’s Tactical Spider Logo is engraved on the right side, making this a truly unique and stylish addition to your rifle.

Spike’s Tactical Nickel Boron BCG Specifications:

Mil Spec Carrier

8620 Tool Steel

Full Auto M-16

Mil Spec Bolt

158 Carpenter Steel
Shot Peened
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)

Mil Spec Extractor

8620 Tool Steel
Nickel Boron Finish
Extractor Spring
Black Extractor Insert
Viton O-Ring

Mil Spec Gas Key

8620 Tool Steel
Grade 8 Hardware
Properly Staked

Weight: 11.6oz


Warning: This product contains chemicals known to the state of California to cause cancer and birth defects or reproductive harm. For more information, visit www.p65warnings.ca.gov

Additional information

Weight 2 lbs




BCG Coating


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