▼ 14% off
FailZero EXO Bolt Assembly Nickel Boron AR-15 .223/5.56
$73.33 14% off MSRP 11 in
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Corrosion resistant
Dry lubricity
Extreme durability
Nickel Boron treated
Specifications
Caliber
Brand
Model
EXO Bolt Assembly
MPN
EXO-BOLTASSEMBLY01
UPC
881314861873
MSRP
$85
Finish
Nickel Boron
Fits
Mil-Spec AR-15, M16, M4 carriers
Platform
AR-15
Description
The FailZero EXO Bolt Assembly is a replacement bolt assembly for AR-15 platform rifles, designed to be used within a bolt carrier group. It is listed for use with .223 Remington and 5.56x45mm NATO chamberings.
The assembly is listed with a Nickel Boron finish and is stated to fit mil-spec AR-15, M16, and M4 carriers. The raw retailer listing identifies the part as the EXO-BOLTASSEMBLY01 model in nickel.
Confirm fitment against your specific carrier and chambering before installation, since compatibility is limited to the platforms named in the listing.
- Brand: FailZero
- Model: EXO Bolt Assembly Nickel Boron
- Platform: AR-15
- Calibers: .223 Remington, 5.56x45mm NATO
- Finish: Nickel Boron
- Fits: Mil-Spec AR-15, M16, M4 carriers
- Part number: EXO-BOLTASSEMBLY01