LOCK C is a concealed hook connector for fastening timber beams to concrete or steel. Screw-in anchors fix the concrete side and self-drilling screws fix the timber side, so the beam hooks into place and can be lifted out again for seasonal or demountable structures. Concealed hook system for a clean joint and quick installation Removable: beams can be unhooked and refitted as needed Certified strengths for vertical, lateral and axial loads Ideal for roofs, pergolas, gazebos and floors near concrete supports Suitable for solid timber softwood and hardwood, glulam and LVL Use outdoors in SC3 in non-aggressive environments with the correct screw choice Material: EN AW-6005A aluminium alloy Service class: SC1, SC2, SC3 CE marked to ETA-19/0831 LOCK connectors install as a matched pair; screws, anchors and LOCK STOP are not included Fasten with LBS screws on timber and SKS screw-in anchors on concrete, supplied separately Price shown is per box. Select a size to see the price.