I have an almost new Eotech 552 nv compatible. Very nice only mounted once on an ar. It is nice but not what I want. 375.00 plus shipping if out of my area. I paid 475.00 for it less than 3 months ago. Central NM is were I am. Albuquerque area. Thanks for looking. I Can send some cellphone pictures of unit if you need. No good camera available at this time. Got box and all that stuff too.