26 yards inner length 17cm

Length within 27 yards 17.5.Cm

18cm inside size 28

29 yards inner length 18.5cm

30 yards inner length 19cm

Length within 31 yards 19.8cm

20.3cm inside size 32

33 yards inner length 21.cm

34 yards inner length 21.5cm

35 yards inner length 22.cm

36 yards/cm

Size 37/23.cm

Size 38/24cm

39 yards/cm

40 yards/25.cm

The inner length of 41 yards is 25.8cm.