"Made in West Germany exclusively for W.T. Armstrong Co. by Julius Keilwerth Factory. Serial: 84716 Bow has red rot and not desirable. ***Click on the "Key Name" drop down menu to purchase the key or lever you want.***These are used saxophone replacement parts. I have hundreds of parts in stock. If you don't see what you need, just message me. I will try to find it. Most keys will need new pads. Sometimes these parts won't fit because of age differences. Free returns! Send pictures when you can! It will help get the right part.