Designed for the Ruger Redhawk .45 Auto/.45 Colt, these full moon clips are made from stainless steel and function as a speed loader as well as to assure positive ejection. The Moon Clips have an optimized charge hole design for positive ejection over a wide range of ammunition. These moon clips are for quick reloads and its design allows for loading and unloading without the use of a moon clip tool.