The 17.5mm double NATO clamps are adaptable to 9mm-18mm pitch, and can transform the 1/4 treaded hole of common cages into F22 bayonet to connect with Quick Release products of F22 series, enhancing the shooting efficiency. For example,use the F22 Five-position Quick Release Plate with the side handle to be compatible with cages of other brands, then you can enjoy the experience of fast and efficient disassembly with conventional cages.