Home / Handgun Magazines / Brownells / S&W M&P Extra-Power Magazine Spring - Extra Power Magazine Spring For S&W M&P
Smith & Wesson M&P Extra-Power Magazine Spring for M&P 9mm .40 S&W .357 SIG
$2.62 1 in
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Specifications
Description
Extra-length magazine spring replaces factory-supplied spring for use with aftermarket magazine extenders and extended base pads that increase round capacity. Gives follower up to 10% more power for smooth, reliable feeding of rounds. Made of certified aerospace-spec chrome silicon wire, then heat-treated and stress-relieved to ISO 9000 standards. Mfg: Brownells SPECS: Chrome silicon steel wire. Fits S&W M&P pistols chambered in 9mm, .40 S&W, and .357 SIG.