Optional roll over protection and great for back seat passenger egress, this roll bar can added to RV-8/8A’s or other tandem seating aircraft. Roll bar comes standard with the Fast Back conversion and is made from 1¼" x .065 wall 4130 steel tube. Bar measurements are 18” high and 17” at the base, installation requires cutting to desired height and welding to the WD-808 seat back support on the RV-8.