The purchase date, frequency of use, and duration are unknown, but it's been several years. The product has been cleaned and inspected. A 4mm hex wrench is required for height adjustment (hex wrench not included). An instruction manual is also included. Returns are not accepted after purchase. It will be packed in a cardboard box of approximately 100 size and shipped. <Product Specifications> ・Size: Width 170 x Depth 300-360 x Height 420mm ・Handrail height: 110-260mm, 6 levels ・Installable size: Bathtub wall thickness 45-130mm ・Weight: 3.5kg #BathtubHandrail #AranKasei #Anju