Mount other Build hard
The Rubix has 4 sizes on record, discontinued sizes included, from 32 to 45 L. Its slenderness, 2.87, is greater than that of 46% 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 |
|---|---|---|---|---|---|---|---|
| Vayu | Edge Prone 4'10 | 44 | -2.2% | 1,473 | +0.0% | 2.83 (-1.5%) | — |
| GONG | Surf Foil Board Lemon FSP Pro 2026 4'9 | 44 | -2.2% | 1,448 | -1.7% | 2.89 (+0.7%) | twin-track |
| GONG | Surf Foil Board Lethal FSP Pro 2026 4'11 | 45 | +0.0% | 1,499 | +1.8% | 2.92 (+1.8%) | twin-track |
| Armstrong | Surf 42L 4'9 | 42 | -6.7% | 1,448 | -1.7% | 2.91 (+1.3%) | — |
| Armstrong | Surf 48L 4'11 | 48 | +6.7% | 1,499 | +1.8% | 2.88 (+0.2%) | — |
| GONG | Surf Foil Board Lethal FSP Pro 2026 4'10 | 42 | -6.7% | 1,473 | +0.0% | 2.92 (+1.6%) | twin-track |
| The Carbon Co | The Admiral Surf Wing Foil Board 4'10 x 20 1/2 48L | 48 | +6.7% | 1,473 | +0.0% | 2.83 (-1.5%) | — |
| Family | Rubix |
|---|---|
| Model | Rubix |
| Size, as the brand prints it | 4'10" (45L) |
| Volume, L | 45 |
| Length, mm | 1,473 (4'10") |
| Width, mm | 513 |
| Thickness, mm | 97 |
| Weight, kg | — |
| Slenderness (length ÷ width) | 2.87 |
| Slenderness band | 2.5–3.0 |
| Mount | other |
| Strap inserts | yes |
| Build | hard |
| Construction | EPS core, carbon double bias, carbon uni-directional, S glass, E glass |
| Disciplines | — |
| Rider weight | — |
| Rider level | — |
| Model year | — |
| Source | manufacturer · read 2026-10-02 |
The source is an archived copy of Freedom Foil Boards's own page, captured 2023-09-22, not a live page: these figures are as that copy prints them.
Every figure above is the manufacturer's published claim, converted to comparable units.
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