The sleeve anchor with Hook bolt is composed of a C hook bolt matching round nut , hexagon nut, DIN125A washer and one sleeve . It’s internal expansion. Put the round nut into the building wall, twist the hexagonal nut to rotate the round nut in the wall to expand the sleeve . Once fixed, the outer hook can be put into use.
Simple operation, fixed firmly. The package of the sleeve anchor with C hook bolt is white box + brown paper box + wooden tray