Gong, 2024

Surf Chemical EPS Pro 2024

1745mm long · 5'9"

472mm wide

57mm thick

25litres

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

Its width sits further back. A rounded pin tail, a pointed nose and curvy rails.

derived · against the 109 other surf boards in the atlas, read off the outlines.

As listed by Gong

Gong Surf Chemical EPS Pro 2024: every size as listed by Gong
size	length	width	thickness	weight
21 L	160.1cm · 1601 mm	438 mm	56 mm	–
23 L	167.6cm · 1676 mm	459 mm	56 mm	–
25 L	174.5cm · 1745 mm	472 mm	57 mm	–
32 L	182.8cm · 1828 mm	495 mm	65 mm	–
37 L	192.5cm · 1925 mm	514 mm	70 mm	–
45 L	203.4cm · 2034 mm	549 mm	75 mm	–
54 L	218.3cm · 2183 mm	584 mm	79 mm	–

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

Next to your board?

Lay the Gong Surf Chemical EPS Pro 25 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 21 L outline · derived

46 %wide point, 736 mm from the tail

3.65length over width

356mm wide 12″ from the tail

5,359cm² of planform

Read off the 23 L outline · derived

46 %wide point, 770 mm from the tail

3.65length over width

367mm wide 12″ from the tail

5,875cm² of planform

Read off the 25 L outline · derived

46 %wide point, 802 mm from the tail

3.74length over width

369mm wide 12″ from the tail

6,225cm² of planform

Read off the 32 L outline · derived

46 %wide point, 840 mm from the tail

3.69length over width

385mm wide 12″ from the tail

6,918cm² of planform

Read off the 37 L outline · derived

46 %wide point, 885 mm from the tail

3.74length over width

393mm wide 12″ from the tail

7,566cm² of planform

Read off the 45 L outline · derived

46 %wide point, 935 mm from the tail

3.70length over width

412mm wide 12″ from the tail

8,537cm² of planform

Read off the 54 L outline · derived

46 %wide point, 1003 mm from the tail

3.74length over width

427mm wide 12″ from the tail

9,744cm² of planform

Rocker of the 21 L · scaled from the 25 L measured

61 mmtail rocker, at the tip

20 mm12″ from the tail

26 mm12″ from the nose

105 mmnose rocker, at the tip

390 mmflat to within 3 mm, from 37 % to 62 % of the length

48 %of the length to the lowest point, from the tail

63 mmat its thickest, 47 % from the tail

19 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 23 L · scaled from the 25 L measured

64 mmtail rocker, at the tip

22 mm12″ from the tail

29 mm12″ from the nose

110 mmnose rocker, at the tip

399 mmflat to within 3 mm, from 38 % to 62 % of the length

48 %of the length to the lowest point, from the tail

63 mmat its thickest, 47 % from the tail

20 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 25 L · measured

66 mmtail rocker, at the tip

24 mm12″ from the tail

32 mm12″ from the nose

115 mmnose rocker, at the tip

407 mmflat to within 3 mm, from 38 % to 61 % of the length

48 %of the length to the lowest point, from the tail

65 mmat its thickest, 47 % from the tail · on the photo; Gong lists 57 mm

21 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 32 L · scaled from the 25 L measured

70 mmtail rocker, at the tip

26 mm12″ from the tail

36 mm12″ from the nose

121 mmnose rocker, at the tip

417 mmflat to within 3 mm, from 38 % to 61 % of the length

48 %of the length to the lowest point, from the tail

74 mmat its thickest, 47 % from the tail

22 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 37 L · scaled from the 25 L measured

73 mmtail rocker, at the tip

29 mm12″ from the tail

40 mm12″ from the nose

127 mmnose rocker, at the tip

428 mmflat to within 3 mm, from 38 % to 61 % of the length

48 %of the length to the lowest point, from the tail

80 mmat its thickest, 47 % from the tail

23 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 45 L · scaled from the 25 L measured

78 mmtail rocker, at the tip

32 mm12″ from the tail

45 mm12″ from the nose

135 mmnose rocker, at the tip

440 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

85 mmat its thickest, 47 % from the tail

24 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 54 L · scaled from the 25 L measured

83 mmtail rocker, at the tip

37 mm12″ from the tail

52 mm12″ from the nose

145 mmnose rocker, at the tip

457 mmflat to within 3 mm, from 39 % to 60 % of the length

48 %of the length to the lowest point, from the tail

90 mmat its thickest, 47 % from the tail

26 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 25 L. Tail end set by Gong's photo convention, not checked by a person.