Bolt Carrier Groups
At Grid Defense, we provide a diverse range of Bolt Carrier Groups designed to deliver exceptional reliability and performance for your AR-15 rifle. Our meticulously crafted BCGs, constructed from premium materials and featuring precise engineering, ensure smooth cycling, enhanced durability, and easy maintenance, allowing you to focus on your shooting experience with confidence. Explore our selection of top-notch bolt carrier groups to elevate the reliability and functionality of your AR15.
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Out of stock
Premiere Manufacturing Gold AR15 Bolt Carrier Group
$149.00Gold AR15 Bolt Carrier Group Milspec Carpenter No. 158® steel bolt Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor...$149.00 -
Out of stock
Andro Corp Gold AR15 Bolt Carrier Group
$160.00Andro Corp Gold AR-15 Bolt Carrier Group High Pressure Tested (HPT) Magnetic Particle Inspected (MPI) Carrier machined from 8620 alloy, full auto profile, heat treated, Grade 1 Polished Gold TiN Finish Gas Key machined from 4130 chromoly steel...$160.00 -
Out of stockOn Sale
Andro Corp Gold AR15 Bolt Carrier Group - G3 High Polish
Sale: $199.00MSRP: $229.00Andro Corp Gold AR-15 Bolt Carrier Group - G3 High Polish HP proof testing, 100%using a high pressure M197 or SAAMI commercial equivalent; without evidence of failure MPI testing after above, 100%inspection per ASTM E1444 using a standard 5...Sale: $199.00MSRP: $229.00