Alien Gear ShapeShift Backpack Carry Expansion Pack Ambidextrous Polymer Hardware with Synthetic Straps Black Alien Gear is a leading designer developer and manufacturer of some of the most trusted concealed carry holsters on the market today. On the cutting edge of innovation, with the most durable premium materials, they specialize in revolutionary customizable designs. The Alien Gear ShapeShift Backpack Carry Expansion Pack gives you a tactical clamp platform to mount your ShapeShift Holster securely to gear straps. Constructed of durable polymer with heavy duty nylon straps, this carrier is fully adjustable and ambidextrous. The platform provides a stable mount to backpack straps, duffle bag or range bag and other similar style straps. It gives you a stable platform that is designed to lock in place on gear straps and securely hold your ShapeShift holster without sliding or shifting. This kit is for use with your ShapeShift Modular Holster System (sold separately). The ShapeShift Expansion Packs will allow you to add versatility to your Alien Gear ShapeShift carry system, customizing your gear to suit your individual needs! ShapeShift Holster Sold Separately. Specifications and Features: Alien Gear ShapeShift Backpack Carry Expansion Pack SSEPBH Tactical Clamp Holster Platform Injection Molded Polymer Hardware Heavy Duty Nylon Web Straps Fully Adjustable Ambidextrous Black Note: This is a holster mounting platform only. The ShapeShift Holster shell is not included.