Birka Marine
Boat builder · FIN
Models
1
Years active
1968–1975
Length overall
7.2–7.2 m
(24–24 ft)
Hull types
1 mono
Models
| Model | Years | LOA | Hull | Designer |
|---|---|---|---|---|
| ROCK 20 | 1968–1975 | 7.17 m | Monohull | Heinz-Jurgen Sass |
Designers of Birka Marine
Last updated 30 December 2025