PAUL COX CAME WITH STEVE TO HELP INSTALL THE 811 BARS TO THE 811 BULKHEAD. WE HAD TO GET A NEW BANDSAW BLADE TO CUT THE 1 1/2" /16 " BARS TO 14 3/4" BY 1". THEN DRILLED OUT THE THE PREVIOUS HOLES AS A GUIDE. RIVETED THE BARS TO THE 811 BULKHEAD. THEN INSTALLED THE BULKHEAD INTO THE AIRCRAFT. THERE ARE SEVERAL RIVETS THAT NEED TO BE INSTALLED.