Premium Quality: The key rod is expertly crafted from high-quality material, ensuring durability and a long lifespan. Perfect Fit: This rod connection rod seamlessly integrates with your instrument, providing an optimal connection for smooth performance. Enhanced Performance: This key rod enhances your playing experience by ensuring precise action of the instrument's buttons and levers, allowing for effortless transitions between notes. Easy Installation: The vertical key rod is user-friendly and easy to install, making it a convenient upgrade for both amateur and professional musicians. Essential Accessory: Elevate your brass instrument setup with this essential accessory. The key rod is a must-have for any musician looking to improve their instrument's functionality and playability. Specifications: A: Upper Bass Key Lever / B: Tenor Horn Key Lever Color: Silver Material: Stainless steel Package Contents: 1 x Key Lever Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.