The HE510C-GR Elite is Holosun’s flagship Open Reflex optic. Equipped with Holosun's highly efficient green reticle, the HE510C-GR Elite has an open frame for a wide sight picture. The HS510C Elite is powered by Holosun's, “Advanced Super Solar Technology” as well as, a CR2032 battery. Utilizing the multi-reticle system (MRS) this unit features three reticle choices. The HE510C-GR can be switched between a 65 MOA circle with 2 MOA dot, a 2 MOA dot only, or a 65 MOA ring only, all at the push of a button. This optic is protected by a titanium-alloyed hood.