XDM 9mm EZ +.375'' Base Pad Silver- SQUARE SPRING
XDM 9mm extended base pads are CNC machined from aluminum and hard anodized. This lengthens the magazine .375 to make for easier, more reliable magazine changes. They also allow you to use a magwell without adding capacity to the magazines. They are perfect for the large magwells. THESE WILL ONLY WORK WITH THE SQUARE BASED MAGAZINE SPRINGS.