▶ Items Sakamoto House balans Easy Balance Easy Front and Rear Roller Crossbar Option Parts ▶ Product Contents Front and rear roller crossbars (2), wooden pins x 4, hex wrench, crossbar fixing screws, instruction manual ▶ Condition Used, installed once. The inner bag of the accessories is unopened. There are minor scratches from use, but overall in clean condition. Simple cleaning has been done so you can use it comfortably. Please check the product images for details. ▶ Product Description Simply replacing the standard crossbar allows for smooth forward and backward movement like a chair with casters. Installation is easy with the included hex wrench. Currently, it is not available on the official website and is difficult to obtain. If you were looking for this, or if it suits your interests, please consider it! ■ When negotiating the price, please state your desired price in the comments. ■ Free shipping, immediate purchase welcome. Even during price negotiations, the person who purchases will be given priority. ■ Please consider after carefully checking the product images. If you have any concerns, please feel free to ask questions in the comments. ■ We plan to ship anonymously via Mercari.