The Fischer Frame Fixing SXR 10 X 100 Z is a professional-grade, pack of 12 heavy-duty fixings designed for securing door and window frames in solid and hollow building materials. Known for its high load-bearing capacity and robust design, these fixings offer superior performance in both concrete and masonry applications. The Fischer frame fixing ensures secure fastening with its unique four-way expansion mechanism that adapts to the material. With an easy installation process that requires standard tools, this product delivers reliable, long-lasting results.