20.5 - 21.2in

(52 - 54cm)

21.2 - 21.8in

(54 - 55.5cm)

21.8 - 22.4in

(55.5 - 57cm)

22.4 - 23.2in

(57 - 59cm)

23.2 - 23.8in

(59 - 60.5cm)

23.8 - 24.4in

(60.5 - 62cm)

6 1/2 - 6 3/4

6 3/4 - 7

7 - 7 1/8

7 1/8 - 7 3/8

7 3/8 - 7 5/8

20.5 - 21.8in

(52 - 55.5cm)

21.8 - 23.2in

(55.5 - 59cm)

23.2 - 24.4in

(59 - 62cm)

6 1/2 - 7

7 - 7 3/8

7 3/8 - 7 7/8

20.3 - 20.9in

(51.5 - 53cm)

20.9 - 21.6in

(53 - 55cm)

21.6 - 22.4in

(55 - 57cm)

20.3 - 21.4in

(51.5 - 54.5cm)

20.9 - 22in

(53 - 56cm)

18.5 - 20.1in

(47 - 51cm)

20.1 - 20.9in

(51 - 53cm)

20.9 - 21.8in

(53 - 55.5cm)