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Duotone Crush SLS 2025 4'6''

Discontinuedsuperseded or no longer in the brand’s current range
30volume, L
1,370length, mm
470width, mm
2.91slenderness

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, 2.91, is greater than that of 49% of the 1,895 current boards that publish a length and a width.

Closest boards from other brands

Mount is shown beside each board, never matched on.

Current boards from other brands within ±7% of volume and ±2% of length, and ±2% of slenderness where both publish a width of the Duotone Crush SLS 2025 4'6'', closest first.
Brand	Board	Volume L	Δ volume	Length mm	Δ length	Slenderness	Mount
Vayu	Edge Prone 4'6	30	+0.0%	1,372	+0.1%	2.92 (+0.1%)	—
Appletree	Zapple S 4'6'' (31.2L)	31.2	+4.0%	1,372	+0.1%	2.92 (+0.1%)	twin-track
GONG	Surf Foil Board Scura FSP Pro 2026 4'6	30	+0.0%	1,372	+0.1%	2.96 (+1.7%)	twin-track
GONG	Surf Foil Board Lethal FSP Pro 2026 4'5	31	+3.3%	1,346	-1.8%	2.92 (+0.2%)	twin-track
PPC Foiling	Prone Surf Board 4'5 x 18.5" 29L	29	-3.3%	1,346	-1.8%	2.86 (-1.8%)	—
Takoon	Slate 4'5	30	+0.0%	1,346	-1.8%	2.86 (-1.8%)	twin-track
Appletree	Apple Skipper Prone 4'5'' (28L)	28	-6.7%	1,346	-1.8%	2.86 (-1.8%)	twin-track
Appletree	Appleslice Prone 4'6'' (32L)	32	+6.7%	1,372	+0.1%	2.92 (+0.1%)	twin-track
Armstrong	Surf 32L 4'5	32	+6.7%	1,346	-1.8%	2.86 (-1.8%)	—
F-One	ROCKET SURF 4'5	28	-6.7%	1,345	-1.8%	2.94 (+1.0%)	twin-track

Specifications

Every figure is Duotone's own, read from the source linked in the last row, converted to millimetres and kilograms where the brand prints inches or pounds. Slenderness is computed here, length ÷ width.
Family	Crush
Model	Crush SLS 2025
Size, as the brand prints it	4'6''
Volume, L	30
Length, mm	1,370 (4'6")
Width, mm	470
Thickness, mm	—
Weight, kg	3.04
Slenderness (length ÷ width)	2.91
Slenderness band	2.5–3.0
Mount	twin-track
Strap inserts	no
Build	—
Construction	Biax Carbon PVC (SLS)
Disciplines	prone
Rider weight	up to 65 kg (the brand’s stated range)
Rider level	intermediate
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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