Features: 1. New and high quality 2. Mouthpiece size good for high register and also C trumpet 3. Best choice for you, or giving your friends is a good idea 4. For Yamaha or Bach , Conn and king trumpet 5. It is computer-aided design system and computer controlled lathe work together to produce the most precise mouthpieces Specifications: 3C : 1. Material: Metal 2. Length: 8.6cm/3.38" 3. Connector Outer Diameter: 1cm/0.39" 4. Color: Golden 5. Weight: 102g/3.6oz 5C : 1. Material: Nickel plated 2. Weight: 3..49oz / 101g 3. Length: 3.35" / 8.5cm 4. End Outer Diameter: 0.98" / 2.5cm 5. Connector Outer Diameter: 0.31" / 0.8cm 6. Color: Golden 7. Package Dimensions: (3.54 x 1.18 x 1.18)" / (9 x 3 x 3)cm(L x W x H) 7C : 1. Material: Nickel Plated 2. Length: 8.6cm/3.38" 3. Conn.
