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WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Zombie Green

WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Zombie Green

WMD Guns · Bolt Carrier Group

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$169.99at OpticsPlanet

Out of stock Sale checked Oct 21, 2026

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OpticsPlanet $169.99Salechecked Oct 21, 2026 Out of stock Buy

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Price history

Dashed line = out of stock. Tracking since Oct 19, 2026.

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About this part

The WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Zombie Green is a 5.56 / .223 bolt carrier group from WMD Guns. One store lists it, OpticsPlanet at $169.99.

Fits and works with

Caliber
5.56 / .223 · Shop matching ammo
Bolt
Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups

Specifications

Manufacturer
WMD Guns
Platform
AR-15
Caliber
5.56 mm NATO
Finish
Nickel Boron

From the manufacturer

WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Zombie Green Green. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. Coating is guaranteed for life against chipping spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. The Matte version of our BCG is our same NiB-X coating in a bead blasted look. Specifications for WMD Guns M16/AR-15 Full Auto Bolt Carrier Group (BCG) - NiB-X Nickel Boron w/ Ceramic TopCoat: Manufacturer: WMD Guns Finish: NiB-X Fabric/Material: 8620 Alloy Steel 9310 Steel Carrier Material: 8620 Steel Bolt Material: 9310 Steel Caliber: 5.56x45mm NATO Gun Make: AR Platform Gun Model: M16 M4 AR-15 Condition: New Features of WMD Guns M16/AR-15 Full Auto Bolt Carrier Group BCG - NiB-X Nickel Boron w/ Ceramic TopCoat: Bolt - Case hardened 9310 shot peened magnetic particle inspected with high-performance extractor ejector springs gas rings and special O-ring buffer. Extractor - Manufactured heat-treated and hardened per government drawings. NiB-X coated. Firing Pin - Manufactured heat-treated hardened chromed and certified per Government drawings. Carrier - M16 style (heavier) carrier functions in AR15 and M4/16 platforms 8620 material heat treated and case hardened. Manufacturing tolerances and surface finishes tightly controlled. NiB-X coated for durability and ease of cleaning. Gas Key - Hardened to USGI specifications and attached using grade 8 hardened fasteners. Permatex No. 3D Aviation Form a gasket Type III Sealing Compound per MIL-S-45180 used on assembly. NiB-X coated. Staked per military specifications. Cam Pin - Manufactured heat treated hardened and certified per government drawings. NiB-X Coated. Package Contents: WMD Guns M16/AR-15 Full Auto Bolt Carrier Group - NiB-X Nickel Boron w/ Ceramic TopCoat What firearm models does the manufacturer say WMD Guns M16/AR-15 Full Auto Bolt Carrier Group (BCG) - NiB-X Nickel Boron w/ Ceramic TopCoat is compatible with? The manufacturer suggests that WMD Guns M16/AR-15 Full Auto Bolt Carrier Group (BCG) - NiB-X Nickel Boron w/ Ceramic TopCoat is compatible with AR-15 M4 M16WMD Guns 1-NIBXBCG0005-Zombie Green: AR-15/M16/M4 Bolt Carrier Group 5.56 NiB-X Zombie Green

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$169.99 at OpticsPlanet
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