![Rolex® calibre 720 locking screw for rotor weight](http://perrinwatchparts.com/cdn/shop/files/no_image_available_0430cc64-98c7-4366-afe0-2db07ccff7f7_800x800.png?v=1704922440)
Rolex® calibre 720 upper third wheel hole jewel
Genuine, Rolex ® part # 4157 locking screw for rotor weight 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.