Home / Bolt Carrier Groups / Failzero / FailZero Lightweight AR-15 Bolt Carrier Group 5.56x45mm NATO Nickel Boron
▼ 13% below avg
FailZero Lightweight AR-15 Bolt Carrier Group 5.56x45mm NATO Nickel Boron
Lowest Price
$170
MSRP
$234.99
Savings
28% off
Verified In Stock at
11 Stores
Updated
Aug 26, 2026
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Corrosion resistant
Dry lubricity
Extreme durability
Nickel Boron treated
Specifications
Description
The FailZero Lightweight AR-15 Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity" extreme durability and increases both wear and corrosion resistance. Features21% Lighter than Mil-Spec M16Lower Mass Reduces Felt RecoilNickel Boron treatedExtreme durabilityDry lubricityCorrosion resistant
