Tamiya Grade Up Parts Series TAMIYA 4WD MINI TUNE UP PARTS Aluminum Roller Set 13mm 15437 This product is a processed genuine Tamiya product. Parts originally included, such as bearings and screws, other than the rollers, are included. Please feel free to ask if you have a desired color scheme. Processed using a high-precision Okuma machining center. Shipping will be via Yu-Pack. Please note that we cannot be held responsible for accidents during shipping. Due to work commitments, shipping will be on weekdays. Multiple purchases are also possible. In that case, please inquire with the desired quantity, etc. We will sell at a discount for bulk purchases. This is a personal creation utilizing my work experience. We appreciate your understanding. Please consider this a used item, as it has been opened once and only the product has been taken out and repacked. Processing may cause fine scratches, but we handle it with the utmost care. Please understand that this is a personal creation and we do not accept returns or claims. If you want a custom one-off shaped roller, please inquire.