Are you looking for a professional piano slow closing device? , ! Our professional piano slow closing device must meet your needs. Effectively prevent the keyboard cover from falling down suddenly and accidentally hurting your fingers. Features -Color:Black -Material:Metal -Size:10.50X7.50X2.80cm/4.13X2.95X1.10in - This practical and durable slow lowering device can help lower the heavy piano lid slowly. - Decelerator can also protect the external structure of the piano and prolong its service life. - Decelerator is easy to install and use, choose the installation location, and then paste it in place. - Effectively prevent the keyboard cover from falling down suddenly and accidentally hurting your fingers. - Smooth surface, quiet and durable, not easy to deform, giving you a good experience. Package list: 1 x Piano Slow Fall Device