SEAT BACK BRACE, Adjustable to fit 1 3/4" Tubing, Designed to meet different sanctioning body rules on bracing non-FIA rated seats • Designed to meet different sanctioning body rules on bracing non-FIA rated seats • Non-FIA seats can be attached to the brace’s 3" x 6" plate, 18 square inches • On FIA approved seats this brace can be used as an additional support • Adjustable back and forth with a locking collar • No welding is required for installation • Available for 3 different diameters of roll bar tubing