EOTECH EXPS2 Holographic Sight, Red 68 MOA Ring with (2)-1 MOA Dots, Side Button Controls, Quick Disconnect Mount, Matte Finish, Black EXPS2-2 • Finish: Non Reflective Black Hard Coat Finish • Sights: 68 MOA Ring(2)Single 1MOA Dot • Overall length: 3.8 x 2.3 x 2.9 • Quick Detach Lever Fits MIL-STD-1913 or Weaver RailCR123 Batteries 65 MOA Ring & (2) 1MOA Dot Side Buttons- Single QD Lever • Finish: Black • Overall length: 3.8" • 17.76 Free-Float LVOA Rail/ Ambi Bolt Release