Eotech XPS3-2 1x Holographic Red Dot - Circle 2 Dot - The XPS3 sight is smaller than the former N-cell batter sight (511/551). It runs on a single CR123A battery and it has a longer battery life than the N-cell style sights. With the single battery...
Eotech XPS3-2 1x Holographic Red Dot - Circle 2 Dot - The XPS3 sight is smaller than the former N-cell batter sight (511/551). It runs on a single CR123A battery and it has a longer battery life than the N-cell style sights. With the single battery...