Mount twin-track Disciplines prone 2025
The Crush SLS 2025 has 2 sizes on record, discontinued sizes included, from 30 to 40 L. Its slenderness, 2.94, is greater than that of 50% 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 |
|---|---|---|---|---|---|---|---|
| Amundson | Nubby V2 4'10" x 19.5" 39 Liters | 39 | -2.5% | 1,473 | +0.2% | 2.98 (+1.2%) | twin-track |
| Appletree | Zapple S Riift 4'10'' 4P (40L) | 40 | +0.0% | 1,473 | +0.2% | 2.98 (+1.2%) | — |
| DC Shaping Co | Flying Fish 4'10" x 19.5" 40L | 40 | +0.0% | 1,473 | +0.2% | 2.98 (+1.2%) | — |
| GONG | Surf Foil Board Lethal FSP Pro 2026 4'10 | 42 | +5.0% | 1,473 | +0.2% | 2.92 (-0.8%) | twin-track |
| Armstrong | Surf 42L 4'9 | 42 | +5.0% | 1,448 | -1.5% | 2.91 (-1.1%) | — |
| GONG | Surf Foil Board Lethal FSP Pro 2026 4'9 | 40 | +0.0% | 1,448 | -1.5% | 2.92 (-0.7%) | twin-track |
| Amos | RIIFT Prone Foilboard 4'9" 19 3/4" 2 15/16" 38L | 38 | -5.0% | 1,448 | -1.5% | 2.88 (-1.9%) | other |
| Family | Crush |
|---|---|
| Model | Crush SLS 2025 |
| Size, as the brand prints it | 4'10' |
| Volume, L | 40 |
| Length, mm | 1,470 (4'10") |
| Width, mm | 500 |
| Thickness, mm | — |
| Weight, kg | 3.4 |
| Slenderness (length ÷ width) | 2.94 |
| Slenderness band | 2.5–3.0 |
| Mount | twin-track |
| Strap inserts | no |
| Build | — |
| Construction | Biax Carbon PVC (SLS) |
| Disciplines | prone |
| Rider weight | up to 90 kg (the brand’s stated range) |
| Rider level | — |
| Model year | 2025 |
| Source | manufacturer · read 2026-10-02 |
Every figure above is the manufacturer's published claim, converted to comparable units.
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