3 Shot Mag. Extension Tube Assembly for Winchester 1200 & 1300. Fits 12 gauge Winchester 1200 and 1300 shotguns. This extension holds an additional three 2-3/4" shotgun shells (increasing total round capacity to 8).

  • Constructed of Military Type III, Anodized, 6061 T6 Aluminum
  • New Spring
  • Easy Installation
  • Ratchet Base for Tight Fit
  • Manufactured in the USA

*This magazine extension requires a minimum barrel length of 20"

Click here for instructions.

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