The Fischer SX 8 x 40 expansion plug with screw (part number 568208) is a high-quality fixing solution designed for reliable anchoring in a variety of building materials. Its 4-way expansion ensures optimal force distribution, providing high holding capacities in concrete, solid brick, solid sand-lime brick, aerated concrete, and natural stone. The included screw is perfectly matched to the plug, making installation quick and efficient. This genuine Fischer product is ideal for mounting light fixtures, wall cabinets, curtain rails, and electrical installations.