The soon to be discontinued 1x model that uses a 2032 coin battery.. Etched reticle, with 2 powered color options, red or green.. 2 height options with removable spacer, nice eye relief of 4.7 inches plus or minus..
http://www.cabelas.com/product/shoo.../vortex-spitfire-red-dot/1783390.uts?slotId=0
http://www.cabelas.com/product/shoo.../vortex-spitfire-red-dot/1783390.uts?slotId=0