ProMag PM050: These floor plates add two additional rounds to Glock 9mm magazines, and one additional round to the .40 S&W magazines . The floor plates provide an additional gripping surface for more positive control of the pistol. It is constructed in black, injected-molded polymer. This 2-pack can convert two magazines with no permanent modification required.
DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.