![Open upright piano. Renner action close up. German piano action, internal mechanism. Piano tuning, repair and maintenance. Hammers Stock Photo - Alamy Open upright piano. Renner action close up. German piano action, internal mechanism. Piano tuning, repair and maintenance. Hammers Stock Photo - Alamy](https://l450v.alamy.com/450v/2ece141/open-upright-piano-renner-action-close-up-german-piano-action-internal-mechanism-piano-tuning-repair-and-maintenance-hammers-2ece141.jpg)
Open upright piano. Renner action close up. German piano action, internal mechanism. Piano tuning, repair and maintenance. Hammers Stock Photo - Alamy
![Open upright piano. Louis Renner action close up. German piano action, internal mechanism. Piano tuning, repair and maintenance. Hammers Stock Photo - Alamy Open upright piano. Louis Renner action close up. German piano action, internal mechanism. Piano tuning, repair and maintenance. Hammers Stock Photo - Alamy](https://c8.alamy.com/comp/2ECE13H/open-upright-piano-louis-renner-action-close-up-german-piano-action-internal-mechanism-piano-tuning-repair-and-maintenance-hammers-2ECE13H.jpg)
Open upright piano. Louis Renner action close up. German piano action, internal mechanism. Piano tuning, repair and maintenance. Hammers Stock Photo - Alamy
![Work in progress.. New C. Bechstein hammers and Renner shanks and rollers for my C. Bechstein Model L. Hopefully when it's finished.. it will sound as good as it looks :) : Work in progress.. New C. Bechstein hammers and Renner shanks and rollers for my C. Bechstein Model L. Hopefully when it's finished.. it will sound as good as it looks :) :](https://i.redd.it/w13c06wlmru71.jpg)