This replacement upright piano hammer shank is designed to be compatible with American style action pianos. It is a vital component for piano repair, suitable for use with antique piano parts and modern piano restoration projects. The durable construction ensures long-lasting performance and precise functionality. Perfect for piano tuners, technicians, and enthusiasts, this piano accessory facilitates efficient tuning, regulation, and maintenance. As a piano maintenance tool, it can give users a good piano repairing experience. Feature: Durable, High Quality Type: Musical Instrument Parts & Accessories size: 5.4 x 1.1 x 5.3cm Material: wooden colour: As Shown Package Contents: 1 x Stringing machine piano accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.