Holosun Technologies Ronin 507 COMP, Green Dot, Non-Magnified, Multi-Reticle System (MRS), 32 MOA Circle and 2 MOA Dot, Anodized, Black HSRONIN-HE507COMP-GR The Ronin 507COMP handgun sight features a large 1.1" x 0.87" objective lens for enhanced shooting performance and Holosun's 32MOA ring with 2MOA dot MRS (Multi-Reticle System) available with a green LED. The Ronin 507COMP is engraved with the Iconic Ronin dragon logo and features stealth black on black markings.