Gong, 2025

Surf Frank EPS 2025

2590mm long · 8'6"

559mm wide

76mm thick

69litres

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

A fuller nose than most. A square tail, a full nose and parallel rails.

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

As listed by Gong

Gong Surf Frank EPS 2025: every size as listed by Gong
size	length	width	thickness	weight
69 L	259.0cm · 2590 mm	559 mm	76 mm	–
79 L	281.9cm · 2819 mm	575 mm	78 mm	–
89 L	294.6cm · 2946 mm	591 mm	81 mm	–
97 L	312.4cm · 3124 mm	605 mm	81 mm	–

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

Next to your board?

Lay the Gong Surf Frank EPS 69 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 69 L outline · derived

62 %wide point, 1597 mm from the tail

4.69length over width

439mm wide 12″ from the tail

12,704cm² of planform

Read off the 79 L outline · derived

60 %wide point, 1704 mm from the tail

4.91length over width

450mm wide 12″ from the tail

14,344cm² of planform

Read off the 89 L outline · derived

62 %wide point, 1817 mm from the tail

4.99length over width

455mm wide 12″ from the tail

15,441cm² of planform

Read off the 97 L outline · derived

57 %wide point, 1782 mm from the tail

5.13length over width

469mm wide 12″ from the tail

16,893cm² of planform

Rocker of the 69 L · estimated

≈ 97 mmtail rocker, at the tip

≈ 44 mm12″ from the tail

≈ 43 mm12″ from the nose

≈ 92 mmnose rocker, at the tip

≈ 609 mmflat to within 3 mm, from 38 % to 61 % of the length

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

≈ 76 mmat its thickest, 52 % from the tail

≈ 17 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 79 L · scaled from the 69 L, estimated

≈ 106 mmtail rocker, at the tip

≈ 51 mm12″ from the tail

≈ 50 mm12″ from the nose

≈ 100 mmnose rocker, at the tip

≈ 640 mmflat to within 3 mm, from 38 % to 61 % of the length

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

≈ 78 mmat its thickest, 52 % from the tail

≈ 18 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 89 L · scaled from the 69 L, estimated

≈ 111 mmtail rocker, at the tip

≈ 56 mm12″ from the tail

≈ 53 mm12″ from the nose

≈ 105 mmnose rocker, at the tip

≈ 656 mmflat to within 3 mm, from 39 % to 61 % of the length

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

≈ 81 mmat its thickest, 52 % from the tail

≈ 19 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 97 L · scaled from the 69 L, estimated

≈ 118 mmtail rocker, at the tip

≈ 62 mm12″ from the tail

≈ 59 mm12″ from the nose

≈ 112 mmnose rocker, at the tip

≈ 677 mmflat to within 3 mm, from 39 % to 60 % of the length

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

≈ 81 mmat its thickest, 52 % from the tail

≈ 20 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 · On Gong's photo of the 69 L, whose tail rises 96.9 mm against a nose of 91.8 mm: its tail end may be the wrong way round. Tail end set by Gong's photo convention, not checked by a person. · estimated