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Spike's Tactical Bolt Carrier Group ST5BG03

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Spikes Tactical
Ships from Warehouse 1
Typically ships the same business day when ordered before 4pm CST.
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The Spike's Tactical Bolt Carrier Group features the same MILSPEC finish as their standard BCG but features the superior Nickel Boron finish. Nickel Boron is a more durable finish and is easier to clean, eliminates friction, and can run lube free for thousands of rounds. Additionaly, the Nickel Boron BCG is High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI) for high quality.

Features and Specifications:
Manufacturer Number: ST5BG03
Machined from 8620 Tool Steel (Carrier) and 158 Carpenter Steel (Bolt)
Shrouded firing pin
Nickel Boron Coating inside and out (Bolt, Carrier, and Gas Key)
Forged Mil-Spec gas key attached with Grade 8 hardware and Properly staked
Bolt is shot Peened and HPT/MPI
Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
Tool Steel Extractor


Item#: ARR-5003
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