Glock MF20015 G20 15rd 10mm Auto Black Polymer
https://www.tandktactical.com/shop/764503200151-glock-mf20015-g20-15rd-10mm-auto-black-polymer-1952
https://www.tandktactical.com/web/image/product.template/1952/image_1920?unique=8e6bacb
Glock 20, 10mm, 15rd magazine.
