What if you have an oval shaped hunting sight? Such as the Trophy Taker 10 pin sight.
http://shopwiki.com/detail/q=Trophy+Taker+Top+Pin+Sight-+Right+Hand+Black+Micro-Adjust+Oval+w%2F+.019%22%3B+Pins+(10+Pin+Model)/d=Trophy+Taker+Top+Pin+Sight-+Right+Hand+Black+Micro-Adjust+Oval+w%2F+.019%22%3B+Pins+(10+Pin+Model)/jumpToFirst=true/
That is a link to see pictures of it. Please help.