Features: Experience enhances tonal accuracy with our vertical piano action mechanism, featuring a 30% improvement in sound stability for professional grade performances and recording studio applications. The innovative quiet reduces operational noise belows 20 decibels, ideal for quiet environment like apartments or late night practice. Perfect for professional musicians, instrument technicians, and DIY enthusiasts seeking reliable, easy to install keyboard instrument parts. For versatile use in concert halls, home studios, or compact living spaces requiring noise free piano practice. Crafted from durable wood with modular construction, this piano action mechanism ensures effortlessly 5 minutes assembly and optimized mechanical responsiveness. Specifications: Dimension:8.4×11.8cm/3.31×4.65in Component:Wood Package Includes: 1pc Vertical Piano Action note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.