ITEM NAME:3pcs Alloy Finger Key Buttons For Baritone Trumpet Replacement Description: 100% brand new and high quality. Material: Zinc Alloy, Silver Shell. Color: Chrome plated. Quantity: 3 pieces. Fit for Baritone Trumpet finger button replacement and repairing. Size Chart: Button Diameter: Approx. 1.9cm/0.75inch. Package Includes: 3 Pieces Baritone Trumpet Finger Buttons SKU: FUZ0025602478011813.3 Pieces Baritone Trumpet Finger Buttons. Material: Zinc Alloy, Silver Shell. SKU: FUZ0025602478011813. Quantity: 3 pieces.