Mainspring for Bifora 107

Height, diameter, thickness and length

1.10 × 9.0 × 0.11 × 300 mmheight × diameter × thickness × length
Note: We have transcribed this information to the best of our knowledge from the Générale Ressorts mainspring catalogue (GR 2, 1974). All information has been carefully checked but is provided without guarantee. Please check yourself before fitting that the mainspring fits, in particular height, diameter, thickness and length.

📏 Mainspring dimensions

GR no.HeightDiameterThicknessLengthType
26341.10 mm9.0 mm0.11 mm300 mmHand-wound, normal end hook

All dimensions in millimetres. The height of a mainspring is often also called its “width”. Source: Générale Ressorts, mainspring catalogue GR 2 (March 1974), page 28.

🛒 Matching mainspring in our shop

We do not currently have a mainspring with exactly these dimensions in our shop. Feel free to write to us – we can often still find a suitable spring. Contact form · All mainsprings in our shop

🔗 According to the catalogue, the same mainspring (GR 2634) also fits

❓ Frequently asked questions

Which mainspring fits the Bifora 107?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.10 × 9.0 × 0.11 × 300 mm (GR 2634, hand-wound, normal end hook).

Which other calibers use mainspring GR 2634?

According to the catalogue also in Glycine 132, Gruen 835 SS, Gruen 881 SS, Gruen 8357 SS, IWC 75. 76 and 2 other calibers.

All Bifora mainsprings · Mainsprings

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