The EPS CarryRD-MRS Ronin is an enclosed handgun sight designed for narrower, subcompact handguns. EPS CarryRD-MRS features an aspheric lens for a perfectly clear sight picture and has an ultra-low dot height for compatibility with most factory iron sights. EPS CarryRD-MRS is made of 7075 aluminum, includes a built-in rear notch sight, and utilizes Holosuns popular K footprint. An RMSc-to-K footprint adapter plate is included for maximum compatibility. EPS CarryRD-MRS has Holosuns 650nm Red Super LED with Holosuns MRS (Multi-Reticle System) and uses a 1620 battery which provides up to 50k hour battery life, Solar Failsafe, and Shake Awake technology. EPS Carry-RD-MRS is compatible with popular subcompact pistols including G43 MOS, G48 MOS, Hellcat, P365 X/XL, and more. IPX8 Waterproof.