Armstrong Downwind Ocean 125L 8'10

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Build hard Disciplines downwind

The Downwind Ocean has 4 sizes in the current range, from 95 to 125 L. Its slenderness, 6.15, is greater than that of 100% 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 Downwind Ocean 125L 8'10, closest first.
BrandBoardVolume LΔ volumeLength mmΔ lengthSlendernessMount
AxisMako 2 130130+4.0%2,718+1.0%6.12 (-0.4%)—
SunovaAviator Downwind Race 8'10" x 17 1/2" 6 5/16" @118L118-5.6%2,692+0.0%6.06 (-1.4%)twin-track
KT FoilingGinxu Dragonfly Crossing 2 Hollow Pro Carbon 121121-3.2%2,743+1.9%6.08 (-1.0%)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.
FamilyDownwind
ModelDownwind Ocean
Size, as the brand prints it125L 8'10
Volume, L125
Length, mm2,692 (8'10")
Width, mm438
Thickness, mm152
Weight, kg—
Slenderness (length ÷ width)6.15
Slenderness band> 5.0
Mount—
Strap inserts—
Buildhard
Constructiondual carbon stringer system (i-beam stringers), carbon fiber foil tracks
Disciplinesdownwind
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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