Velcro style tabs used on 1968-1977 Corvettes. 1968-1977 Corvettes use 8 per top that are attached to the trim panels. The tabs have studs to attach to the trim panel side.
1968-1977 1st design Corvettes use 8 tabs that are riveted to each roof structure. The studs can be removed and holes can be made to mount with rivets to body structure side.