Bullfix Heavy Duty Plasterboard Fixings are a revolutionary way of hanging fixed TV brackets to plasterboard. They are strong because of their smart and reliable patented wing design, which easily hook behind any plasterboard, including Stud walls, Dot and Dab, and Insulated Plasterboard. The TV kit is provided with a 20mm drill bit, screws and fixings for ease of installation. Holds up to 116kg*. Bullfix fixings are suitable for fixed or tilt TV brackets, and not recommended for cantilever or pull-out arm TV brackets.