Gong, 2024

Surf Foil Matata EPS Pro 2024

1400mm long · 4'7"

514mm wide

83mm thick

40litres

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 than the 2023. The 40 L is 60 mm longer than the 2023 40 L, same width.

40 L against the 2023 40 L, listed length and width.

As listed by Gong

Gong Surf Foil Matata EPS Pro 2024: every size as listed by Gong
size	length	width	thickness	weight
31 L	130.0cm · 1300 mm	476 mm	73 mm	–
35 L	135.0cm · 1350 mm	495 mm	76 mm	–
40 L	140.0cm · 1400 mm	514 mm	83 mm	–
45 L	145.0cm · 1450 mm	526 mm	91 mm	–
51 L	150.0cm · 1500 mm	540 mm	95 mm	–

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

Next to your board?

Lay the Gong Surf Foil Matata EPS Pro 40 L over up to four others, at one scale.

Compare with…

Generations

Before it · 2023

The 2024 40 L is 60 mm longer than the 2023 40 L, same width; its wide point moved 32 mm toward the nose. Open the 2023

listed length and width · wide point derived

2024 40 L 2023 40 L

After it · 2026

The 2026 39 L is 28 mm shorter and 14 mm narrower than the 2024 40 L; its wide point moved 15 mm toward the tail. Open the 2026

listed length and width · wide point derived

2024 40 L 2026 39 L

The Gong Surf Foil Matata EPS Pro over time

Shape & Rocker

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

Read off the 31 L outline · derived

56 %wide point, 725 mm from the tail

2.73length over width

398mm wide 12″ from the tail

5,172cm² of planform

Read off the 35 L outline · derived

56 %wide point, 753 mm from the tail

2.73length over width

410mm wide 12″ from the tail

5,587cm² of planform

Read off the 40 L outline · derived

56 %wide point, 781 mm from the tail

2.74length over width

418mm wide 12″ from the tail

5,975cm² of planform

Read off the 45 L outline · derived

56 %wide point, 808 mm from the tail

2.76length over width

427mm wide 12″ from the tail

6,366cm² of planform

Read off the 51 L outline · derived

56 %wide point, 836 mm from the tail

2.78length over width

435mm wide 12″ from the tail

6,765cm² of planform

Rocker of the 31 L · scaled from the 40 L measured

53 mmtail rocker, at the tip

3 mm12″ from the tail

11 mm12″ from the nose

76 mmnose rocker, at the tip

552 mmflat to within 3 mm, from 21 % to 64 % of the length

45 %of the length to the lowest point, from the tail

74 mmat its thickest, 77 % from the tail

30 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 35 L · scaled from the 40 L measured

55 mmtail rocker, at the tip

3 mm12″ from the tail

12 mm12″ from the nose

79 mmnose rocker, at the tip

562 mmflat to within 3 mm, from 22 % to 63 % of the length

45 %of the length to the lowest point, from the tail

77 mmat its thickest, 77 % from the tail

31 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 40 L · measured

58 mmtail rocker, at the tip

3 mm12″ from the tail

14 mm12″ from the nose

82 mmnose rocker, at the tip

572 mmflat to within 3 mm, from 22 % to 63 % of the length

45 %of the length to the lowest point, from the tail

84 mmat its thickest, 77 % from the tail

32 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 45 L · scaled from the 40 L measured

60 mmtail rocker, at the tip

3 mm12″ from the tail

15 mm12″ from the nose

86 mmnose rocker, at the tip

582 mmflat to within 3 mm, from 23 % to 63 % of the length

45 %of the length to the lowest point, from the tail

92 mmat its thickest, 77 % from the tail

34 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 51 L · scaled from the 40 L measured

62 mmtail rocker, at the tip

4 mm12″ from the tail

17 mm12″ from the nose

89 mmnose rocker, at the tip

592 mmflat to within 3 mm, from 23 % to 63 % of the length

45 %of the length to the lowest point, from the tail

96 mmat its thickest, 77 % from the tail

35 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 40 L. Tail end set by Gong's photo convention, not checked by a person.