Rolex® calibre 740 clutch lever spring (yoke spring)
Genuine, Rolex ® part # 4052 lower ratchet wheel fits Rolex® 720, Rolex® 730, Rolex® 740
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Rolex®. Rolex® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic parts may devalue your watch.