This is a XXIO 13 AW! The shaft is SR. Please check the photos and consider purchasing!!! 【Important Notes】 ■ This product is used, so please refrain from purchasing if you are sensitive to used items. ■ Please judge the detailed condition of the product from the images. ■ To prevent returns and complaints, please ask any questions you may have before purchasing and make sure you are satisfied before buying. ■ Please purchase only if you understand the above conditions.