Corefix Connect 120 - heavy duty dot & dab wall (plasterboard over blockwork) fixing, easy to install using just a drill, screwdriver & hammer. Patented system that includes an engineered steel core that bridges the cavity behind the plasterboard and transfers the load straight to the blockwork. Avoids having to rely on the strength of the plasterboard alone to hold heavy items. 120mm screw length for thicker fixtures like timber battens. 10-30mmm maximum fixture depth, maximum distance to blockwork from face of plasterboard 45mm. Features: Heavy duty dot & dab wall (plasterboard over blockwork) fixing Steel Core Transfers Load to Blockwork Safe Working Load 55kg Per Fixing Avoids Plasterboard Crushing On Dot & Dab Walls Suitable For Brick, Block, Concrete & Dot & Dab Plasterboard Suitable For 10-30mm Bracket / Fixture Thickness Supplied With 4x Plugs, 4x Screws, 4x Steel Cores Specifications: Dimensions: H:1.0 x W:1.0 x D:9.5 cm Colour: Red Guarantee:1 Year Material: Stainless Steel &