Disciplines prone
The Hover Surf Ascend Carbon Ultra has 3 sizes in the current range, from 33 to 44 L. Its slenderness, 2.67, is greater than that of 31% 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 |
|---|---|---|---|---|---|---|---|
| Kalama | E3 Tow 4'4" | 31.0 | -6.1% | 1,321 | +0.0% | 2.67 (+0.0%) | twin-track |
| Amos | Nitro 4'3" 19" 2 13/16" 31L | 31 | -6.1% | 1,295 | -2.0% | 2.68 (+0.5%) | twin-track |
| Axis | Prone 31 4'3" | 31 | -6.1% | 1,295 | -2.0% | 2.65 (-0.8%) | — |
| Family | Hover Ascend |
|---|---|
| Model | Hover Surf Ascend Carbon Ultra |
| Size, as the brand prints it | 4'4" |
| Volume, L | 33 |
| Length, mm | 1,321 (4'4") |
| Width, mm | 495 |
| Thickness, mm | 69 |
| Weight, kg | 2.7 |
| Slenderness (length ÷ width) | 2.67 |
| Slenderness band | 2.5–3.0 |
| Mount | — |
| Strap inserts | — |
| Build | — |
| Construction | — |
| Disciplines | prone |
| Rider weight | up to 81 kg (the brand’s stated range) |
| Rider level | — |
| Model year | — |
| Source | manufacturer · read 2026-10-02 |
Every figure above is the manufacturer's published claim, converted to comparable units.