Thank you for viewing. This is a used item. The pistons and slides are not stuck, and all parts function well. The inside of the tubes has been cleaned, basic operation has been confirmed, and a simple play test has been performed, so you can start playing immediately. ■ About YTR-136 (ChatGPT) An entry-level model manufactured in Japan from the late 1970s to the early 1980s. Designed for beginners, it is "easy to blow and produce sound" and was often used in educational settings. According to multiple reviews and store comments, it is sometimes praised as having "good sound quality" and being a "hidden masterpiece" among Yamaha's entry-level instruments. ■ Condition No missing parts, and all parts function well. There are signs of use such as minor scratches, small dents, and dullness. There are areas where the plating has worn off, exposing the base metal. There is a slight bend in the bell. Please make your judgment based on the photos. ■ Maintenance Details ・Cleaning the inside of the tubes with citric acid water → Cleaning the inside of the tubes with baking soda 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 ・Piston oil application ・Slide operation check ・Slide grease application ・Sound production and scale play test confirmation ※ All of the above are not at a professional level of assessment or treatment. ■ Accessories ・Mouthpiece (YAMAHA JAPAN 11C4) ・Hard case (rust, scratches, and dirt present) 【Notes】 Due to the nature of used items, there are parts that we cannot fully grasp, such as the degree of aging, repair history, and whether the parts are original. Please check the images and purchase only if you are satisfied with the condition of the item. #YAMAHA #Yamaha #YTR136 #YTR-136 #ytr136 #ytr-136 #Beginner #BrassBand #HalloweenOnMercari