Comparing 2 boards
BLACK DIAMOND
Roberts Surfboards
- Length
- 5'0"–6'10"
- Volume
- 18.8L
- Shape
- shortboard
- Fin setup
- Thruster
- Video
- 3 clips
BLACK THUMB
Roberts Surfboards
- Length
- 5'0"–6'8"
- Volume
- 17.8–18.8L
- Shape
- shortboard
- Fin setup
- Thruster
- Video
- 3 clips
Up to 4 boards at a time. Volume and length are the shaper's published ranges across all sizes of the model, not a single board.