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Return To ShopTo look for similar mainsprings that exactly match a specific dimension, select it from the links above.
This mainspring is used by the following movements:
This mainspring is similar to that used by the following movements. When values differ the exact value is shown brackets for reference:
Movement | Mainspring | GR Reference # |
---|---|---|
Helbros 28B | 1.45 x 0.100 x 520 (600) x 12.0 (12.5) mm | GR3960 |
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