FailZero Bolt Carrier Groups
FailZero, AR-15 Bolt Carrier Group, No Hammer, EXO Nickel Boron Coated, Black Finish
$179.99
Nickel Boron treated
Extreme durability
Dry lubricity
Corrosion resistant
This EXO Nickel Boron coated firing pin provides a permanently lubricious surface for extreme durability and increased wear and corrosion resistance.