Latch on back side of center 'tower' hooks into a chrome-plated footman's loop screwed into the floor behind the console stainless trim on top of the driveshaft tunnel. Two chrome-plated T-screws - one at each corner - at the rear into the header above the rear seat cushion screw into threaded receivers. Available from vintage T-bird parts vendors such as The Bird Nest in Oregon, Larry's T-bird and Mustang in California, Pat Wilson's (mentioned in post above) and Thunderbird Ranch in Wisconsin.