Thank you for viewing. Used item. The pistons and slides are not stuck, and each part functions well. We have cleaned the inside of the tubes, checked the basic functions, and performed a simple test play, so you can enjoy playing it right away. ■ About YTR-135 (ChatGPT) Manufactured in Japan (Hamamatsu factory, etc.) from the 1970s to the 1980s. An entry-level model that is easy to blow and handle, with stable intonation and response typical of Yamaha. ■ Condition No missing parts, and each part functions well. There are signs of use such as minor scratches and dullness. There is a slight bend in the bell. Please make your judgment based on the photos. ■ Maintenance Details ・ Tube cleaning with citric acid water ・ Simple brush cleaning of the inside of the tubes with neutral detergent ・ Disassembly of moving parts, cleaning with neutral detergent ・ Piston valve operation check ・ Application of oil to the piston section ・ Slide operation check ・ Application of slide grease ・ Sound production and scale test play confirmation ・ Water key cork replacement ※ However, all of the above are not based on professional-level assessments or treatments, so if you require strictness, please refrain from purchasing or consider it on the premise of maintenance. ■ Accessories ・ Mouthpiece (YAMAHA JAPAN 11) 【Notes】 Due to the nature of used items, we may not be able to fully grasp the degree of aging, repair history, or whether the parts are original. Please check the images and only purchase if you are satisfied with the condition of the product. #YAMAHA #Yamaha #YTR-135 #YTR135 #Beginner #WindBand #EntryModel