The Glock line of rugged and reliable polymer-framed, self-loading pistols have become a staple of the firearms market and community – military and law-enforcement alike – worldwide. Still, features pop up that can’t be attributed to Glock and this is true for these mystery clear-frame Glock pistols which have become available on the Pakistani market in recent years. Who makes these clear frame Glock copies though? Where did they come from? What is the purpose? Do they even work? All these questions and more have been asked by people the world over. To understand why and how these came to be, we must first look deeper.