WARNE S&W MP 9/40 Magazine Extension Black

WARNE S&W MP 9/40 Magazine Extension Black\n\nWarne magazine extensions replace your factory baseplate and feature upgrades that you don't see with most original factory mags. Machined from aluminum, these extensions have a type 2 hardcoat anodized finish that gives them superior abrasion and corrosion resistance. Finger grooves are cut into the extension to allow you to quickly strip the magazine from the pistol's mag well during ejection. Easily increase your capacity with magazine extensions from Warne.