+1-800-504-5897 Live Chat Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

WMD Guns Bolt Carrier Group (BCG) Up to 25% Off w/ Free Shipping — 8 models

WMD Guns M16/AR-15 Bolt Carrier Group BCG, 9mm, NiB-X, Nickel, 1-NIBXBCG9MM
WMD Guns M16/AR-15 Bolt Carrier Group, .458 SOCOM, NiB-X, Nickel, 1-NIBXBCG458SOC
WMD Guns M16/AR-15 Bolt Carrier Group, 6.5 Grendel Type ll, NiB-X, Nickel, 1-NIBXBCG65GRENDEL
WMD Guns .308 Compatible Style 9130 Bolt 8620 Bolt Carrier Group BCG w/Properly Staked Key, Nib-X, WMDNIBXBCG308
WMD Guns M16/AR-15 Bolt Carrier Group BCG, .458 SOCOM, NiB-X, Nickel, 1-NIBXBCG458SOC
WMD Guns M16/AR-15 Bolt Carrier Group BCG, .224 Valkyrie/6.8 SPC, NiB-X, Nickel, 1-NIBXBCG224
WMD Guns M16/AR-15 Bolt Carrier Group BCG, 7.62x39, NiB-X, Nickel, 1-NIBXBCG762
WMD Guns M16/AR-15 Bolt Carrier Group, 6.8 SPC, NiB-X, Nickel, 1-NIBXBCG68SPC
WMD Guns M16/AR-15 Bolt Carrier Group BCG, 9mm, NiB-X, Nickel, 1-NIBXBCG9MM
1 of 8 images
WMD Guns M16/AR-15 Bolt Carrier Group BCG, 9mm, NiB-X, Nickel, 1-NIBXBCG9MM
WMD Guns M16/AR-15 Bolt Carrier Group, .458 SOCOM, NiB-X, Nickel, 1-NIBXBCG458SOC
2 of 8 images
WMD Guns M16/AR-15 Bolt Carrier Group, .458 SOCOM, NiB-X, Nickel, 1-NIBXBCG458SOC
WMD Guns M16/AR-15 Bolt Carrier Group, 6.5 Grendel Type ll, NiB-X, Nickel, 1-NIBXBCG65GRENDEL
3 of 8 images
WMD Guns M16/AR-15 Bolt Carrier Group, 6.5 Grendel Type ll, NiB-X, Nickel, 1-NIBXBCG65GRENDEL
WMD Guns .308 Compatible Style 9130 Bolt 8620 Bolt Carrier Group BCG w/Properly Staked Key, Nib-X, WMDNIBXBCG308
4 of 8 images
WMD Guns .308 Compatible Style 9130 Bolt 8620 Bolt Carrier Group BCG w/Properly Staked Key, Nib-X, WMDNIBXBCG308
WMD Guns M16/AR-15 Bolt Carrier Group BCG, .458 SOCOM, NiB-X, Nickel, 1-NIBXBCG458SOC
5 of 8 images
WMD Guns M16/AR-15 Bolt Carrier Group BCG, .458 SOCOM, NiB-X, Nickel, 1-NIBXBCG458SOC
WMD Guns M16/AR-15 Bolt Carrier Group BCG, .224 Valkyrie/6.8 SPC, NiB-X, Nickel, 1-NIBXBCG224
6 of 8 images
WMD Guns M16/AR-15 Bolt Carrier Group BCG, .224 Valkyrie/6.8 SPC, NiB-X, Nickel, 1-NIBXBCG224
WMD Guns M16/AR-15 Bolt Carrier Group BCG, 7.62x39, NiB-X, Nickel, 1-NIBXBCG762
7 of 8 images
WMD Guns M16/AR-15 Bolt Carrier Group BCG, 7.62x39, NiB-X, Nickel, 1-NIBXBCG762
WMD Guns M16/AR-15 Bolt Carrier Group, 6.8 SPC, NiB-X, Nickel, 1-NIBXBCG68SPC
8 of 8 images
WMD Guns M16/AR-15 Bolt Carrier Group, 6.8 SPC, NiB-X, Nickel, 1-NIBXBCG68SPC

Tap Tap to Zoom

Government Export Restriction Government Export Restriction
Questions & Answers
What is the head spacing on the 6.5? Expert Answer

I would recommend reaching out to the manufacturer directly for more information.

by Ethan, Gear Expert, October 17, 2022
Is the compatible with Aero Precision EPC 9mm upper and lower? Expert Answer

The WMD Guns Bolt Carrier Group will work win an Aero Precision EPC 9mm.

by Hunter, Gear Expert, September 16, 2022
View All Q&A You Have a Question? Ask!
Customer Reviews
Helpful Positive Review
Better than Nickel boron. by Ken, Verified Owner, May 3, 2022
This is some kind of Nickel Boron, Teflon mix. Seems smoother and slicker than my other NiB bolt carriers. WMD is considered one of the top NiB BCG manufacturers. I own 2 of them now. Top notch quality. I use one in my M16 also. Works flawlessly.
3/3 found this helpful
Most Recent Reviews
Top notch tight fit by Lawrence, Verified Owner, May 25, 2025
This is the first time i purchased from this company but from what i see it fits nice and snug and I'm sure it will keep the gases out of your eyes ans face being such a nice fit.
Most Recent Reviews
WMD is my go to for 15 years now by Lawrence, Verified Owner, May 25, 2025
I've deat with WMD guns when they were at a NBX plant in my home town here in Michigan and all the people who worked there and it was nothing but professionalism there and there coating capabilities are top notch compaired to other companies. I have ...
Read More...
Most Recent Reviews
WMD bolt for 6.8 spc by Love the 6.8 spc, Verified Owner, March 17, 2025
The nickel boron coated bolt carrier looks really good. It is tight and fits good it's very smooth and slick. Can't wait to finish the build so I can take it out and shoot it
Most Recent Reviews
9mm bolt carrier by Isaiah Calloway, Verified Owner, February 4, 2025
Nice solid product fits well. Looks good. This is a very affordable option if you are just looking for something simple
Most Recent Reviews
9mm Nib BCG by Papa, Verified Owner, December 13, 2023
Received the BCG last week and haven’t been able to use it yet but, it is highly rated and I know nickel boron is a breeze to clean. I have them in all my AR’s and love them all. And the price through Optics Planet was very reasonable with pretty fas...
Read More...
Read All 6 Reviews
14% OFF Firearm Parts
On Sale

14% OFF Firearm Parts

See promotion details.
MDEALClick to Copy Coupon Code
Eligible models will have a savings offer and the coupon code to use below. Add the item to your cart and enter coupon code for savings on that select model! Limited time only. Cannot be combined with other promotions or offers.
Show In Stock Only
8 Models Available

Show with deals only:

Coupon Available
On Sale
Caliber
All
Hand
All
Search
Click to select this item for your bundle offer!

Buy Together and Save

As low as $388.24
You Save Up to 14%
OP Bucks$9.54

Product Info for WMD Guns Bolt Carrier Group (BCG)

NiB-X 224 M16/AR-15 Full Auto Bolt Carrier Group BCG POLISHED All WMD BCG components are manufactured by Defense Industrial Base suppliers to WMDs exacting specifications to provide the best BCG available. Specifically engineered for NiB-X nickel boron coating to provide long life, high reliability and easy cleaning and maintenance. The BCG components are coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial in short barrel setups and suppressed platforms.image

Specifications for WMD Guns Bolt Carrier Group (BCG):

Manufacturer: WMD Guns
Color: Nickel
Finish: NiB-X
Fabric/Material: 9310 Steel, 8620 Alloy Steel
Carrier Material: 8620 Steel
Bolt Material: 9310 Steel
Gun Make: AR Platform
Gun Model: M16, AR-15
Condition: New

Features of WMD Guns Bolt Carrier Group BCG:

  • Bolt Carpenter 158 heat-treated, shot-peened and magnetic particle inspected. Engineered from government drawings for NiB-X. Milspec gas rings. NiB-X coated (40% more wear-resistant than chrome).
  • 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 M4/16 style full auto (heavier) 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 Bolt Carrier Group

What firearm models does the manufacturer say WMD Guns Bolt Carrier Group (BCG) is compatible with?

The manufacturer suggests that WMD Guns Bolt Carrier Group (BCG) is compatible with AR-15, M16

WMD Guns Bolt Carrier Group (BCG) Orderable Models

List of Orderable Models

  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, 9mm, NiB-X, Nickel, 1-NIBXBCG9MM , MPN: 1-NIBXBCG9MM , UPC: 855899003560 , Code: 1UX-BCG-340GN-1-NIBXBCG9MM
  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, 6.5 Grendel Type ll, NiB-X, Nickel, 1-NIBXBCG65GRENDEL , MPN: 1-NIBXBCG65GRENDEL , UPC: 855899003515 , Code: 1UX-BCG-340GN-1-NIBXBCG65GRENDEL
  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, 7.62x39, NiB-X, Nickel, 1-NIBXBCG762 , MPN: 1-NIBXBCG762 , UPC: 855899003379 , Code: 1UX-BCG-340GN-1-NIBXBCG762
  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, .308, NiB-X, Nickel, 1-NIBXBCG308 , MPN: 1-NIBXBCG308 , UPC: 855899003331 , Code: 1UX-BCG-340GN-1-NIBXBCG308
  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, .224 Valkyrie/6.8 SPC, NiB-X, Nickel, 1-NIBXBCG224 , MPN: 1-NIBXBCG224 , UPC: 855899003386 , Code: 1UX-BCG-340GN-1-NIBXBCG224
  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, .450 BM, NiB-X, Nickel, 1-NIBXBCG450BM , MPN: 1-NIBXBCG450BM , UPC: 855899003577 , Code: 1UX-BCG-340GN-1-NIBXBCG450BM
  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, 6.8 SPC, NiB-X, Nickel, 1-NIBXBCG68SPC , MPN: 1-NIBXBCG68SPC , Code: 1UX-BCG-340GN-1-NIBXBCG68SPC
  • WMD Guns M16/AR-15 Bolt Carrier Group BCG, .458 SOCOM, NiB-X, Nickel, 1-NIBXBCG458SOC , MPN: 1-NIBXBCG458SOC , UPC: 855899003584 , Code: 1UX-BCG-340GN-1-NIBXBCG458SOC

WMD Guns Bolt Carrier Group (BCG) Unavailable & Discontinued Models

List of Unorderable Models

  • DEMO, WMD Guns M16/AR-15 Bolt Carrier Group BCG, 9mm, NiB-X, Nickel, 1-NIBXBCG9MM , MPN: 1-NIBXBCG9MM-DEMO , Code: 1UX-BCG-340GN-1-NIBXBCG9MM-DEMO
Compare (0)
1 item has been added
Add at least two items to compare