Pearce Grip PG2021 For Glock 20/21 Grip Enhancer PG2021 Black Polymer
http://www.tandktactical.com/shop/605849200200-pearce-grip-pg2021-for-glock-20-21-grip-enhancer-pg2021-black-polymer-8479
http://www.tandktactical.com/web/image/product.template/8479/image_1920?unique=d5a93b2
Fills the cut-out in the lower front strap of the grip frame adding gripping surface. For use on all M20 and M21 magazines.
