HEXA Chain Ring

Ring Size Chart
 

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RINGSIZE

FINGER
 CIRCUMFERENCE 
(IN MM)

 DIAMETER  OF
RING
(IN MM)

UK /
 AUSTRALIA 

 EUROPE 

 United  States (USA)

 JAPAN 

44.2

14.1

F 1/2

44

3

4

44.8

14.3

G

45

5

45.5

14.5

G 1/2

3 1/2

46.1

14.7

H

46

6

46.8

14.9

H 1/2

47

4

7

47.4

15.1

I

48.0

15.3

1 1/2

48

4 1/2

8

48.7

15.5

J

49.3

15.7

J 1/2

49

5

9

50.0

15.9

K

50

50.6

16.1

K 1/2

5 5 1/2

10

51.2

16.3

L

51

51.9

16.5

L 1/2

52

6

11

52.5

16.7

M

12

53.1

16.9

M 1 1/2

53

6 1/2

13

53.8

17.1

N

54.4

17.3

N 1/2

54

7

14

55.1

17.5

O

55

55.7

17.7

O 1/2

7 1/2

15

56.3

17.9

P

56

57.0

18.1

P 1/2

57

8

16

57.2

18.2

57.6

18.3

Q

58.3

18.5

Q 1/2

58

8 1/2

17

58.9

18.8

R

59

59.5

19.0

R 1/2

9

18

60.2

19.2

S

60

60.8

19.4

S 1/2

61

9 1/2

19

61.4

19.6

T

62.1

19.8

T 1/2

62

10

20

62.7

20.0

U

21

63.4

20.2

U 1/2

63

10 1/2

22

64.0

20.4

V

64

64.6

20.6

V 1/2

11

23

65.3

20.8

W

65

65.9

21.0

W 1/2

66

11 1/2

24

66.6

21.2

X

67.2

21.4

X 1/2

67

12

25

67.8

21.6

Y

68.5

21.8

Z

68

12 1/2

26

69.1

22.0

Z 1/2

69

69.7

22.2

70

13

27

70.4

22.4

Z+1

71

71.0

22.6

Z+2

13 1/2