AIMPOINT MICRO T-2, #200198, 2 MOA, RED DOT, FLIP UP LENS COVER BLK - PINT & PISTOL
Amazon.com : Feyachi V30 2MOA Red Dot Sight Auto On & Off 1x20mm Compact Reddot Optics with Low Profile and Absolute Co-Witness Mount, Flip Up Lens Covers and Anti Reflection Device :