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.
TangoDown Vickers Tactical Magazine Release Matte Finish Black For GLOCK 43X & 48 Original price was: $29.99.$29.49Current price is: $29.49. 
Extractor W/Loade Chamber Indicator For GlockA(R) 9mm - Extractor For GlockA(R) 9mm Lci Original price was: $13.99.$11.19Current price is: $11.19. 
S&W M&P Extra-Power Magazine Spring – Extra Power Magazine Spring For S&W M&P
Original price was: $3.28.$2.62Current price is: $2.62.
Applies More Pressure To Follower For Smooth Feeding From Extended Magazines
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