http://www.gun-tests.com/special_rep...l#.VuZvMdDeOOY
I made one similar to this , but the barrel end is lower so the barrel angles down slightly rather than upwards
http://zoneballistic.com/colinsballistics/riflevise.html
I use it at my range for cleaning and at home on the bench for setting up scopes etc
pic below shows barrel pointing upward because the rifle in not sitting in the front slot .