Gong SUP Alley FSP Pro 2025
Surf › SUP
JP Australia, 2020
2700mm long · 8'10"
770mm wide
109mm thick
128litres
Listed by the brand, read off a photo, or worked out: where every number comes from
In one line
A narrower tail than most. A pin tail, a pointed nose and curvy rails.
derived · against the 303 other sup boards in the atlas, read off the outlines.
As listed by JP Australia
| size | length | width | thickness | weight |
|---|---|---|---|---|
| 82 L | 219 cm · 2190 mm | 640 mm | 106 mm | 5.9 kg |
| 92 L | 229 cm · 2290 mm | 690 mm | 102 mm | 6.5 kg |
| 103 L | 246 cm · 2460 mm | 710 mm | 106 mm | 7.1 kg |
| 113 L | 259 cm · 2590 mm | 740 mm | 106 mm | 7.5 kg |
| 128 L | 270 cm · 2700 mm | 770 mm | 109 mm | 8 kg |
Every size side by side, tails on one line, one scale
After it · 2021
The 2021 82 L is the same length and width as the 2020 82 L; its wide point moved 45 mm toward the nose. Open the 2021
listed length and width · wide point derived
From above, then from the side, true scale · the chosen size solid, the others dashed
Read off the 82 L outline · derived
50 %wide point, 1102 mm from the tail
3.42length over width
416mm wide 12″ from the tail
10,570cm² of planform
Read off the 92 L outline · derived
50 %wide point, 1152 mm from the tail
3.32length over width
439mm wide 12″ from the tail
11,916cm² of planform
Read off the 103 L outline · derived
50 %wide point, 1238 mm from the tail
3.46length over width
435mm wide 12″ from the tail
13,172cm² of planform
Read off the 113 L outline · derived
50 %wide point, 1303 mm from the tail
3.50length over width
442mm wide 12″ from the tail
14,454cm² of planform
Read off the 128 L outline · derived
50 %wide point, 1358 mm from the tail
3.53length over width
447mm wide 12″ from the tail
15,575cm² of planform
Rocker of the 82 L · scaled from the 128 L measured
Rocker of the 92 L · scaled from the 128 L measured
Rocker of the 103 L · scaled from the 128 L measured
Rocker of the 113 L · scaled from the 128 L measured
Rocker of the 128 L · measured
True proportions · dots at 10 mm and 12″ in from each tip · bracket: flat to within 3 mm · Measured on JP Australia's photo of the 128 L. Tail end set by Claude, not checked by a person.
Original pages · 1
Closest outlines from other models, once stretched to one length and width · derived
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