Holosun HS512C Open Reflex Circle Red Dot Sight (2 MOA Dot, 65 MOA Circle)Not available for US customers. If you place an order containing any Holosun items to be shipped to the US, it will be cancelled and a 5% cancellation fee applied. The 512C Enclosed Reflex Sight is built with an aluminum housing, wide field of view and a tool less battery compartment. This reflex red dot optic equipped with our Multi Reticle System (MRS) that includes three reticle choices. A 65 MOA circle dot reticle with the option of switching to a