I am using a 5" inch rail made by Mako Industries that can be nounted in a couple orientations depending on which way you want the angle to go, up or down. It works well with the FSR riser or standard optics mounts with no riser.
"The future is already here - it's just not very evenly distributed."
Originally Posted by the_chemist
"If you can't dazzle them with brilliance, baffle them with bull****" is my motto