CZ-USA 11357 Scorpion 10rd 9mmLuger Black Polymer
http://www.tandktactical.com/shop/806703113579-cz-usa-11357-scorpion-10rd-9mmluger-black-polymer-16857
http://www.tandktactical.com/web/image/product.template/16857/image_1920?unique=a7903ca
Compatible with CZ Scorpion. It features a window for round counting.
