Build hard Disciplines prone, tow
The Prone has 4 sizes in the current range, from 26 to 44 L. Its slenderness, 2.65, is greater than that of 30% of the 1,895 current boards that publish a length and a width.
Mount is shown beside each board, never matched on.
| Brand | Board | Volume L | Δ volume | Length mm | Δ length | Slenderness | Mount |
|---|---|---|---|---|---|---|---|
| Amos | Nitro 4'3" 19" 2 13/16" 31L | 31 | +0.0% | 1,295 | +0.0% | 2.68 (+1.2%) | twin-track |
| Amundson | Nubby V2 4'2" x 18.75" 33 Liters | 33 | +6.5% | 1,270 | -1.9% | 2.67 (+0.7%) | twin-track |
| Ketos | Karve 33L | 33 | +6.5% | 1,320 | +1.9% | 2.60 (-1.9%) | — |
| Levitaz | Boom 29 | 29 | -6.5% | 1,270 | -1.9% | 2.62 (-1.1%) | twin-track |
| Sroka | Superfly 4'2 | 32 | +3.2% | 1,270 | -1.9% | 2.63 (-0.7%) | twin-track |
| Takuma | Morning Sun 30L | 30 | -3.2% | 1,270 | -1.9% | 2.68 (+1.4%) | — |
| Family | Prone |
|---|---|
| Model | Prone |
| Size, as the brand prints it | Prone 31 - 4'3" |
| Volume, L | 31 |
| Length, mm | 1,295 (4'3") |
| Width, mm | 489 |
| Thickness, mm | — |
| Weight, kg | — |
| Slenderness (length ÷ width) | 2.65 |
| Slenderness band | 2.5–3.0 |
| Mount | — |
| Strap inserts | — |
| Build | hard |
| Construction | carbon |
| Disciplines | prone, tow |
| Rider weight | — |
| Rider level | — |
| Model year | — |
| Source | manufacturer · read 2026-10-02 |
Every figure above is the manufacturer's published claim, converted to comparable units.