Gong, 2024

Surf Foil Intruder EPS Pro 2024

2030mm long · 6'8"

432mm wide

106mm thick

71litres

Open in Studio See it on gong-galaxy.com

Sizes & Numbers

Listed by the brand, read off a photo, or worked out: where every number comes from

In one line

Longer and leaner than most. A pin tail, a medium nose and curvy rails.

derived · against the 77 other surf foil boards in the atlas, read off the outlines.

As listed by Gong

Gong Surf Foil Intruder EPS Pro 2024: every size as listed by Gong
size	length	width	thickness	weight
51 L	173.0cm · 1730 mm	432 mm	103 mm · medium confidence	–
71 L	203.0cm · 2030 mm	432 mm	106 mm · estimated	–
94 L	234.0cm · 2340 mm	432 mm	141 mm · medium confidence	–

Every size side by side, tails on one line, one scale

Next to your board?

Lay the Gong Surf Foil Intruder EPS Pro 71 L over up to four others, at one scale.

Compare with…

Shape & Rocker

From above, then from the side, true scale · the chosen size solid, the others dashed

Read off the 51 L outline · derived

53 %wide point, 916 mm from the tail

4.01length over width

300mm wide 12″ from the tail

5,676cm² of planform

Read off the 71 L outline · derived

53 %wide point, 1075 mm from the tail

4.74length over width

273mm wide 12″ from the tail

6,603cm² of planform

Read off the 94 L outline · derived

53 %wide point, 1234 mm from the tail

5.42length over width

255mm wide 12″ from the tail

7,678cm² of planform

Rocker of the 51 L · scaled from the 71 L measured

15 mmtail rocker, at the tip

6 mm12″ from the tail

22 mm12″ from the nose

97 mmnose rocker, at the tip

643 mmflat to within 3 mm, from 25 % to 62 % of the length

42 %of the length to the lowest point, from the tail

121 mmat its thickest, 56 % from the tail

19 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 71 L · measured

18 mmtail rocker, at the tip

8 mm12″ from the tail

32 mm12″ from the nose

115 mmnose rocker, at the tip

708 mmflat to within 3 mm, from 27 % to 61 % of the length

42 %of the length to the lowest point, from the tail

125 mmat its thickest, 56 % from the tail · on the photo; Gong lists 106 mm

22 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 94 L · scaled from the 71 L measured

20 mmtail rocker, at the tip

10 mm12″ from the tail

44 mm12″ from the nose

134 mmnose rocker, at the tip

770 mmflat to within 3 mm, from 28 % to 61 % of the length

42 %of the length to the lowest point, from the tail

166 mmat its thickest, 56 % from the tail

25 mmlonger along the bottom curve than flat

Lay this rocker over other boards

True proportions · dots at 10 mm and 12″ in from each tip · bracket: flat to within 3 mm · Measured on Gong's photo of the 71 L. Tail end set by Gong's photo convention, not checked by a person.