Attachment sold separately for your personal arrangement. The base stand is identical to the 25D posts of the bike tower with a variety of attachments sold separately on the posts. You can arrange it as an original storage or display stand. The 3-section main body supports are small and low weight, making them more efficient when assembling, storing, or disassembling when reinstalled. Popular all-black specifications. The ceiling side rubber cup is known for its earthquake resistance and the floor tension pole has a built-in spring built into the ceiling and floor with a stepless height adjustment from 6.6 - 8.7 ft (2.1 - 2.7 m). Material: Iron, Resin; Post Height: 0.8 - 0.8 inches (2,100 - 2,700 mm) (Stepless Adjustment); Post Diameter: 1.8 inches (45 mm) (Top)/1.7 inches (40 mm) (Medium) / 1.8 inches (45 mm) (Bottom). Product specifications, logo design, etc. may be subject to change for product improvement. We also cannot answer measurements or personal fit that the manufacturer does not announce. Please be aware of