The Bushnell MPO-F (Mini Pistol Optic - Fast) with a 3/33 MOA bullseye reticle - a 3 MOA center dot surrounded by a 33 MOA circle. RMR footprint, fits standard optic-ready slides and adapter plates. Specs: Reticle: 3 MOA dot + 33 MOA circle (bullseye) Footprint: Trijicon RMR Illumination: multi-step brightness Battery: CR2032 Bullseye reticle in practice: Fast acquisition with the outer circle (your eye snaps to it naturally), then refine with the center dot. Some shooters find this more intuitive than a plain dot, especially in low light.