Description: Strong metal construction,durable,tough finish. With two sets of bolts (4 total) suitable for concrete, masonry or wood attachment. Designed to anchor your suspension trainer either indoors or outdoors. You can perform at home anytime as you like. Can be mounted easily on walls, vertical studs, and overhead beams. Turn any room in to a private gym easily. Prefect for mounting suspension bodyweight trainers and securing resistance bands too. Specification: Material:Metal Size: Length:Approx.21cm / 8.27inch Color:Black Package Includes: 1 Piece Battle Rope Anchor 4 Pieces Bolts Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!