This modular design is determined to be the only Kydex option for universal fitment. This carrier features adjustable retention and the carrier has the ability to stack one on top of another. If you are building a loadout or using these for a competition, these carriers will exceed your expectations for durability and quality performance.Made of .080 kydex here in Milwaukee Wisconsin, there is none other like it. Try them out and we guarantee you will not regret your purchase.