Enhanced Standard 5.56 AR-15 Bolt Carrier Group

Enhanced Standard 5.56 AR-15 Bolt Carrier Group Description

This Enhanced Standard Bolt Carrier Group is compatible with AR-15 Upper Receivers. This Enhanced Standard BCG has a faceted carrier, tapered rear, and black phosphate coating. This BCG is drop-in ready, standard weight, and a high-quality component that is precision machined to perform for tens of thousands of rounds and provide reliable and consistent performance. To ensure long-term reliability and corrosion resistance, coatings are done by industry-leading finishers. This Enhanced Standard BCG is a high quality standard Mil-spec component for any AR-15.

Specs:

M16 Style Carrier:
-Machined from 8620 Steel
-Heat Treated
5.56/.223 Bolt:
-Carpenter 158 Steel
-Heat Treated
-Shot Peened
-MPI Tested (Magnetic Particle Inspection)
Billet Gas Key:
-Machined from 4130 Steel
-Properly Seated with Grade 8 Fasteners
-Properly Staked
Cam Pin:
-Machined from 4140 Steel
-Heat Treated
Billet Extractor:
-Machined from 4140 Steel
-Heat Treated
-Shot Peened
-Extractor Insert Included
Firing Pin
-Machined from 8640 Steel