SODIAL(R) Silver Big Handle Beginer Alto Trombone Mouthpiece 6 1/2AL For Bach This is a DEG 6.5AL alto trombone precise mouthpiece with large shank. Best choice for you, or giving your friends is a good idea; Suitable for trombone professional enthusiasts and beginners. Six and a half type, the trombone mouthpiece Copper alloy body and silver plated surface It is computer-aided design system and computer controlled lathe work together to produce the most precise mouthpieces