Magazine Extension Tube for Mossberg 590 12 Ga. Shotguns

Designed for Mossberg 590 12 gauge pump shotgun models, Mag Extension Tubes allow additional rounds to be added to your shotgun’s capacity.

  • Add more rounds: 8-Shot adds 3 rounds
  • Long-lasting durability with quality materials; mag tube machined from chromoly steel, high-compression internal spring, and a machined, anodized follower
  • High-visibility Follower gives a visual reference for an empty magazine tube
Note: Mossberg Magazine Tube Extensions are compatible only with 590 Variants, NOT compatible with 500 or Model 88 Variants.

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