Skip to main content
We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal NatchezDeal SitkaDeal 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Stores
Fail Zero AR15/M4 Bolt Assemblies Nickel Boron by Fail Zero -

Product Description

This fully assembled and NiB coated (5.56/.223) bolt assembly is compatible with most mil spec AR15, M16, M4 Carriers. EXO Nickel Boron provides permanent dry lubricity; increased wear and corrosion resistance. By reducing friction this bolt assembly will make for easy cleanup and improve the performance of your rifle.

Fail Zero AR15/M4 Bolt Assemblies Nickel Boron

at BOTACH
Browse all BOTACH deals
$85.00
In Stock at BOTACH
Buy Now at BOTACH
Secure checkout Easy returns
or compare prices
Amazon logo Amazon eBay logo eBay

Product Details

Brand Fail Zero
Fail Zero

More from Fail Zero

GrabAGun
Last Updated:
Oct 11, 2026 12:12 PM
Sold Out
Fail Zero AR10 Bolt Carrier Group No Hammer .308 Win Fail Zero AR10 Bolt Carrier Group No Hammer .308 Win View Details
$268.99 $274.99
2% off
Buy Now · $268.99
GrabAGun
GrabAGun
Last Updated:
Oct 11, 2026 12:12 PM
Fail Zero 450 Bushmaster Bolt Carrier Group Silver No Hammer Nickel Boron Fail Zero 450 Bushmaster Bolt Carrier Group Silver No Hammer Nickel Boron View Details
$159.99 $189.99
16% off
Buy Now · $159.99
GrabAGun
Firearms Depot
Last Updated:
Oct 11, 2026 07:18 AM
Fail Zero Full Auto Bcg Lightweight 5.56mm Ar15 Fail Zero Full Auto Bcg Lightweight 5.56mm Ar15 View Details
$200.62
Buy Now · $200.62
Firearms Depot
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
009-FZM16-4-01-NH 009-FZM16-4-01-NH View Details
$169.99
Buy Now · $169.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-Gas-Key-01 FZ-Gas-Key-01 View Details
$20.00
Buy Now · $20.00
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
Sold Out
FZ-Firing-Pin-01 FZ-Firing-Pin-01 View Details
$9.50
Buy Now · $9.50
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-AR10-01-NH-GEN3 FZ-AR10-01-NH-GEN3 View Details
$274.99
Buy Now · $274.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-LW-BCG-01-NH FZ-LW-BCG-01-NH View Details
$234.99
Buy Now · $234.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
Sold Out
FZ-9mm-BCG FZ-9mm-BCG View Details
$199.99
Buy Now · $199.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-450-01-NH FZ-450-01-NH View Details
$189.99
Buy Now · $189.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-6-5-Grendel-01-NH FZ-6-5-Grendel-01-NH View Details
$189.99
Buy Now · $189.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-6.8SPC-01-NH FZ-6.8SPC-01-NH View Details
$189.99
Buy Now · $189.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
Sold Out
FZ-7.62X39-01-NH FZ-7.62X39-01-NH View Details
$189.99
Buy Now · $189.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-9MM-NITRIDE-BCG FZ-9MM-NITRIDE-BCG View Details
$179.99
Buy Now · $179.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
FZ-M164-01-NH-BLACK FZ-M164-01-NH-BLACK View Details
$179.99
Buy Now · $179.99
Primary Arms
Primary Arms
Last Updated:
Oct 11, 2026 12:29 PM
009-FZAR15-01-NH 009-FZAR15-01-NH View Details
$169.99
Buy Now · $169.99
Primary Arms
GrabAGun
Last Updated:
Oct 11, 2026 12:12 PM
Fail Zero AR15 6.8 Remington SPC Bolt Carrier Group No Hammer Nickel Boron Fail Zero AR15 6.8 Remington SPC Bolt Carrier Group No Hammer Nickel Boron View Details
$149.99 $189.99
21% off
Buy Now · $149.99
GrabAGun
GrabAGun
Last Updated:
Oct 11, 2026 12:12 PM
Fail Zero AR9 Bolt Carrier Group Nitride 9mm Fail Zero AR9 Bolt Carrier Group Nitride 9mm View Details
$149.99 $179.99
17% off
Buy Now · $149.99
GrabAGun
GrabAGun
Last Updated:
Oct 11, 2026 12:12 PM
Hot 🔥
Fail Zero Basic Semi Kit Bolt and Hammer Fail Zero Basic Semi Kit Bolt and Hammer View Details
$139.99 $250.00
44% off
Buy Now · $139.99
GrabAGun
GrabAGun
Last Updated:
Oct 11, 2026 12:12 PM
Fail Zero Bolt Carrier Group 5.56 NATO / .223 Rem for M16 / M4 Fail Zero Bolt Carrier Group 5.56 NATO / .223 Rem for M16 / M4 View Details
$109.99 $119.99
8% off
Buy Now · $109.99
GrabAGun