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- Bror Strand
German factory violin converted to a double-decker.
| Name | Bengtsar |
| Type | Double-decker |
| Luthier | Tysk fiol/Gösta Bengtsar |
| Year | 1991 |
| Origin | Tyskland/Hönsarvet, Dalarna |
| Playing strings | 4 |
| Sympathetic strings | 8 |
| Total length | 635 mm |
| Scale length | 325 mm |
| Length of corpus | 355 mm |
| Height | 58 mm |
| Rib height | 31,5 mm |