Armstrong Wing FG 90L 5'4

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Build hard Disciplines wing

The Wing FG has 10 sizes in the current range, from 34 to 135 L. Its slenderness, 2.72, is greater than that of 35% 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 Armstrong Wing FG 90L 5'4, closest first.
BrandBoardVolume LΔ volumeLength mmΔ lengthSlendernessMount
NSPOsprey 5'4" 89 Liters89-1.1%1,626+0.0%2.72 (+0.0%)twin-track
GONGWing Foil Board Lethal FSP Pro 2026 5'490+0.0%1,626+0.0%2.76 (+1.2%)twin-track
GONGWing Foil Board Lemon Hollow Carbon 5'485-5.6%1,626+0.0%2.71 (-0.5%)twin-track
MistralSkywave 5'5 95L95+5.6%1,650+1.5%—twin-track
Loco SurfingLoco Wing HydroFoil Board 5'385-5.6%1,600-1.6%——
SrokaSuperfly 5'386-4.4%1,600-1.6%2.74 (+0.6%)twin-track

Specifications

Every figure is Armstrong'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.
FamilyWing
ModelWing FG
Size, as the brand prints it90L 5'4
Volume, L90
Length, mm1,626 (5'4")
Width, mm597
Thickness, mm124
Weight, kg—
Slenderness (length ÷ width)2.72
Slenderness band2.5–3.0
Mount—
Strap insertsyes
Buildhard
Constructiondual i-beam carbon stringers, carbon fiber foil tracks
Disciplineswing
Rider weight—
Rider level—
Model year—
Sourcemanufacturer · read 2026-10-02

Every figure above is the manufacturer's published claim, converted to comparable units.

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