FeaturesInstalls into 11/16 in, 18 mm or 3/4 in concrete holeUse vertically in wall or horizontally in ceilingInstall as temporary or permanent anchorReusable D-ring assembly extra bolts availableSafe hook-up indicatorCompact and lightweight designHigh strength steel and aluminum constructionRugged and corrosion-resistant materialsSwiveling D-ring tie-off point