Holosun Technologies 507 Elite Competition, Red Dot, MRS Reticle (2 MOA Dot with 8/20/32 MOA Circle), 1.1x0.87 Objective Lens, Matte, Black HS507COMP The HS507COMP handgun sight features a large 1.1" x 0.87" objective lens for enhanced shooting performance and Holosun's new Competition Reticle System (CRS) available with a red LED. CRS is an enhanced Multi-Reticle System with four components including a precision 2MOA dot, an 8MOA circle, 20MOA circle, and 32MOA circle with multiple combination settings to suit individual shooter's preferences.