The Nice Rack SUP Ceiling Racks are HEAVY DUTY racks built to support SUP Boards. Heavy duty 1" diameter steel support arms are padded with high quality nitrile foam for soft cushioning and are powder-coated matte-black for moisture protection. These racks are durable and weather resistant. Arm drops from the ceiling 13". Heavy duty lag bolts are included to provide secure installation into studs. Great for indoor/outdoor use.