Tamiya Grade Up Parts Series TAMIYA 4WD MINI TUNE UP PARTS 2-Stage Aluminum Roller Set with Rubber Rings 13-12mm 15418 This product is a processed genuine Tamiya product. Parts originally included, such as bearings and screws, other than the rollers, are included. If you have a desired color scheme, please feel free to ask. Processed using a high-precision Okuma machining center. Shipping will be via Yu-Pack. Please note that we are not responsible for accidents during shipping. Due to work commitments, shipping will be on weekdays. For multiple purchases, shipping via Sagawa Express is also possible. In that case, please inquire with the desired quantity. This is a personal creation utilizing my work experience. We appreciate your understanding. The item has been opened once and only the product has been taken out and repacked, so please consider it as a used item. Processing may cause fine scratches, but we handle the product with the utmost care. Please understand that this is a personal creation and no claims or returns are accepted. If you have a desired original shape, please inquire. We will do our best to accommodate your desired design.