Smith & Wesson M&P Base Pad and Spring Kit


For High Capacity magazines only. Will not work for ten round magazines.   Models: M&P 9mm & .40 S&W Extended Base Pad, add's 5 rounds in 9mm and 4 rounds in .40     Overall length with new base is 140mm
Kit includes extended Base Pad, locking insert and +10% power spring. Not For Sale In California

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