Product Name: Piano Slow Down Device Product color: black, gold, silver Product material: aluminum alloy + high-quality hydraulic Product application: piano Product size: 102*28*77mm Product weight: 150g Specifications: 1. Alloy material structure, strong and sturdy; the product is made of all-alloy material, it can be used for a longer time, has a waterproof function, and is not easy to rust. 2. The hydraulic resistance is designed to make the piano cover fall slowly when it is closed, so as to prevent the children from hurting the fingers of the piano. 3. The silent double pulley design, the force is more balanced, does not hurt the piano, and the navigation piece is fixed, so that the slow down process is smooth and unimpeded. 4. The slow-down device is glued to the piano with soft glue, which is not easy to fall off and does not hurt the piano. 5. The weight of the piano cover is relatively heavy, and the installation of the navigation sheet can avoid damage to the piano. Package Included: Piano buffer*1 Notes: Please understand that 1-2cm may cause errors due to manual measurement. Due to different monitor settings, the color deviation may be different.     Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store