The Nordic Components Mossberg 12GA Shotgun Barrel Nut (NUT-MB-12-00) allows for the installation of an MXT extension tube kit and replaces the factory magazine cap.
Compatible 12GA Shotguns:
- Mossberg 590/590A1
- Mossberg 835
- Mossberg 930
- Mossberg 935
- Tristar TEC-12 (requires a spacer between barrel lug and nut)
Not compatible with the Mossberg 500 or 535, or the Maverick 88.
Note: Magazine dimples or spring retaining devices, if present, need to be smoothed or removed to allow proper function.