Hats off to you guys that do lefty friendly bench rests. I personally have used a couple of adjustable saw horses and a 3X4 piece of 3/4 inch plywood for years.
"No free man shall ever be debarred the use of arms. The strongest reason for the people to retain the right to keep and bear arms is, as a last resort, to protect themselves against tyranny in government." Thomas Jefferson, 1776