The Aker Leather Dual Mounting Series or DMS combo cases are a great way to conserve valuable real estate on your belt. These innovative cases allow you to carry two spare magazines comfortably as a unit on duty or off. The DMS 523 features an adjustable tension screw to easily secure your magazines and has a quick on, quick off Air-Flo paddle. With the paddle removed the 523 will slide on to belts up to 1.75" wide. This gives you the flexibility of multiple carry options and methods that are readily changeable to suit your needs. It's constructed of premium cowhide and solid brass hardware for a lifetime of service. The 523 DMS Twin is a great way to keep your belt organized and comfortable.