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caliber exchange

  1. Gun Parts & Accessories
    SOLD For sale: $225 shipped - a like new Sig oem caliber conversion kit. Fits any P250 FCU. Converts your 9mm, 40 S&W, or 357 Sig to 45 ACP.... just swap your FCU from your frame into one of the 2 included frames, add the slide, and you're good to go. These are no longer made by Sig, and are...