Bas shoulder harness installation instructions FIRST - adjust the lap belt Jul 19, 2019 · By Jim Curns, Piper Owner Society Organization This article originally appeared in the July 2019 issue of PIPERS magazine. Jan 6, 2019 · The shoulder straps slip on to the tang of the lap belt. s. Installation of BAS, Inc. Apr 17, 2021 · BAS harnesses: the FAA has issued a policy statement approving shoulder harness installations as a minor. The standard type, where the shoulder straps are permanently attached to the lap-belt hardware. The BAS Inertia Reel 4 Point Shoulder Harness/Lap Belt System is designed as a retrofit assembly to replace current aircraft seatbelts. A proper harness bar, like a four-point hoop, allows the use of racing harnesses and HANS with a good racing seat, which is much more safe than a factory seat and 3-point belt. Thanks, Doug BAS has two options, one is drilling a single hole in the bottom of the carry through spar and inserting the nut plates that way or the second option is to drill two holes in the top skin directly above the nutplate locations. Check out the FAA AC21-34 guidance on shoulder harness installations HERE. agvkrvrlmdydwvgmvyulcrtxjwmifuvhdfzeyvpkpmufczdiunhtvymrrvmrgxltnfepmewut