nickel boron finish is slick, the receiver extension slides through the carrier as smooth as ive felt. cleanup is wipe down, carbon doesnt stick to the NiB surface. paired with a NiB BCG and the action is buttery


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WMD Guns
Overview
The WMD Guns NiB-X Nickel Boron Buffer Tube is a high-quality tube designed specifically for AR-15 platforms. Its Nickel Boron finish enhances durability and provides a smoother surface for the buffer assembly, which can lead to improved cycling and reduced friction over time. Commonly found in mid-length gas system builds chambered in 5.56 NATO, this buffer tube is a solid choice for builders aiming for reliable performance and longevity in their setups.
Based on build data

Law Tactical AR Folding Stock Adapter Gen 3 - HK
Stock Adapter
Strike Industries Extended Bolt Catch
Bolt Catch
Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C
Buffer Spring
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown Pin
Wmd Guns Nitromet Ar-15 Bolt Catch
Bolt Catch
Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length
Gas TubeAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Law Tactical AR Folding Stock Adapter Gen 3 - HK | Stock Adapter | 13 |
| Strike Industries Extended Bolt Catch | Bolt Catch | 9 |
| Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C | Buffer Spring | 9 |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | Takedown Pin | 9 |
| Wmd Guns Nitromet Ar-15 Bolt Catch | Bolt Catch | 9 |
| Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length | Gas Tube | 8 |
| Platform | Percentage |
|---|---|
| AR-15 | 82.4% |
| AR-10 | 17.6% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 60.6% |
| .223 Wylde | 15.2% |
| 300 Blackout | 12.1% |
| 6.5 Grendel | 3% |
| 6mm ARC | 3% |
| .308 Win | 3% |
| .450 Bushmaster | 3% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 50% |
| Rifle | 25% |
| Pistol | 14.3% |
| Carbine | 10.7% |
Builds in the community that include the Wmd Guns NiB-X Nickel Boron Buffer Tube
| Build | Parts | Total |
|---|---|---|
![]() | 26 | $3342.31 |
![]() | 26 | $1052.60 |
![]() | 22 | $2271.28 |
![]() | 22 | $1441.65 |
![]() | 27 | $2058.73 |
![]() | 26 | $2018.02 |
![]() | 20 | $812.68 |
![]() | 18 | $1341.39 |
![]() | 18 | $1011.36 |
1 global rating
nickel boron finish is slick, the receiver extension slides through the carrier as smooth as ive felt. cleanup is wipe down, carbon doesnt stick to the NiB surface. paired with a NiB BCG and the action is buttery