willie's Custom Brass Willie's Euphonium Mouthpiece 321 & 621 Series 621S Large Bore (SP)

This product will be ordered from the manufacturer after your order. Normally, it will be shipped within 15 to 20 days after your order, but if it takes longer due to the manufacturer's production situation, we will contact you separately. Also, please note that this is a made-to-order product and cancellations after ordering are not accepted in principle. *The specifications and prices of the listed products may change without notice. Please note in advance. Large shank version of 321. For British style euphoniums such as Besson Sovereign Rim diameter 25.50 (mm) Throat diameter 7.10 (mm) Approximate size of other companies Size: Back 5G