Keyboard Instrument Tuning Tool

Description: Piano Balance Front Rail Wool Felt PunchingsTuning Regulating Tool Leveling the keys and regulating how far they travel when pressed Perfect diy piano accessory for pianist Easy to install, convcenient to use Material: 45 Size Chart: L: Approx. 10.5cm/4.13inch Diameter: Approx. 2.3cm/0.91inch Package Includes: 1x Piano Regulating Tool Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item Due to manual measurement, there may be 1-2mm error in size

Piano Felt Balance Rail Punchings Piano Felt Punchings Piano Keyboard Parts