MXT Extension Nut for Mossberg Shotguns


This product adapts the MXT extension tube kit to your shotgun.

Visit this page for information to ensure you order a complete kit assembly.

SKU: NUT-MB-12-00 Category: Brand:


MXT extension tube nut for most Mossberg shotguns (see list below).  This nut will replace your factory magazine cap and allow installation of an MXT shotgun extension tube.


  • Mossberg 590, 590A1, and 835 pumps
  • Mossberg 930 and 935 autos
  • NOT COMPATIBLE with Mossberg 500

Additional information

Weight 0.095 lbs
Dimensions 9 x 5 x 2 in


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