Nordic Components Extension Nut – Benelli M1/M2, SBE I/II/III, Breda Auto – 12 Gauge
Required Hardware. Battle-Proven Precision. Made for the MXT System.
Get your shotgun ready for extended capacity with the Nordic Components 12 Gauge Extension Nut, designed specifically for Benelli M1/M2, SBE (1, 2, 3), Breda Autos, and Weatherby 18i models. This nut is the essential interface between your factory magazine tube and a Nordic MXT extension tube kit, replacing your OEM mag cap to support a modular, high-performance upgrade.
Machined from premium materials and anodized for durability, this BN-series nut ensures a secure fit, optimal alignment, and repeatable installation for 3-Gun, tactical use, or serious hunting setups.
Key Features
Designed for Nordic MXT Magazine Extension Tubes
Required component to install any MXT 12-gauge extension tube kit.Precision Fit for Popular Benelli, Breda, and Weatherby Shotguns
Threaded to match factory spec on supported models. Installs quickly in place of your OEM magazine cap.Durable Machined Construction
Built from high-strength aluminum and finished with a hard anodize coating for corrosion resistance and longevity.No Gunsmithing Required (in most cases)
Installs with basic tools. Some models may require removal of magazine dimples or spring retaining devices for proper function.
Shotgun Compatibility
✅ Benelli 12-Gauge Models:
M1
M2
Super Black Eagle (SBE, SBE2, SBE3)
✅ Breda 12-Gauge Models:
B12i / B12iS
B3.5SM
Grizzly
930i (2018 and newer)
✅ Weatherby 12-Gauge:
18i
⚠️ May also fit other shotguns with the same magazine thread pattern, but modifications may be required. Nordic Components only guarantees compatibility with models listed above.
Installation Tip
If your shotgun includes magazine dimples or internal spring retainers, they must be removed or smoothed to ensure proper follower movement and extension function.
Product Specifications
| Feature | Detail |
|---|---|
| Model | BN Extension Nut for MXT Tube |
| Gauge | 12 Gauge |
| Material | Machined Aluminum |
| Finish | Type III Hardcoat Anodized (Matte Black) |
| Required Component | Yes – Needed for MXT Tube Installation |
| Compatibility | Benelli, Breda, Weatherby (see models) |
| Tools Required | Basic hand tools (gunsmithing optional) |
Why Choose Nordic Components?
Because your Benelli or Breda deserves the best. Nordic Components is the gold standard in modular shotgun upgrades, trusted by top competitors, law enforcement, and tactical shooters worldwide. Engineered for seamless integration and extreme reliability, the MXT system sets the bar for shotgun magazine extension performance.
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to – www.P65Warnings.ca.gov.
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