anyone know who makes a good quality glass hatch for 87-93 mustangs?? i want to be able to still use the original rear glass but i am not sure if fiberglass will support it let alone the lifter breaking away from the fiberglass..a new steel hatch is not an option concidering there price..dont want a used one either..please any help would be awesome thanks all!! p.s. also what do f.g. hatch's weight??