Description: Features: brand new and high quality Made of high quality materials, surface polished, durable and ultra thin. External metal soft fall device designed for upright piano. Effectively prevents the keyboard cover from slamming down suddenly, hurting or injuring your fingers unexpectedly. Protective pad contained to attach on the inside of piano cover which prevents piano lacquer from scroll wheel straching. Hydraulic pressure fallboard decelerator: This hydraulic controlling device can help lower the heavy cover slowly. Easy to install, remove the film at the bottom of the descending device, and stick it in the proper. Specification: Color: Gold Material: Metal Size: app. 9.66x7.58x2.9cm(3.80x2.98x1.14in) Quantity: 1 set Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Piano Slow Fall Device 1 x Piano Metal Blade (other accessories demo in the picture is not included.)