This Sellution Components +5 Modular Extension Kit is compatible with the following 12 gauge shotguns and includes the pictured barrel clamp.

• Mossberg 590/590A1

• Mossberg 835

• Mossberg 930

• Mossberg 940

• Mossberg 935

• Tristar TEC-12 (requires spacer between barrel lug and nut)

<< NOTE 1 >> Any magazine dimples or spring retaining devices will need to be smoothed or removed to allow proper function.

<< NOTE 2 >> This kit will also be compatible with other shotguns utilizing the same factory magazine thread pattern, but may require modification/fabrication for proper installation. Sellution Components does not have specific information regarding compatibility beyond the models listed in this description.

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