A Schild – AS Calibre 2066 – Part No. 440 Yoke spring (NOS) Related posts: A Schild – AS Calibre 2066 – Part No. 2608 Unlocking yoke lever (NOS) A Schild – AS Calibre 2066 – Part No. 2633 Unlocking yoke for date indicator (NOS) A Schild – AS Calibre 2066 – Part No. 435 Yoke (NOS)