Approximate guide for ordering purposes only.

 

Feet metres Feet metres Feet metres
13 4 66 20 118 36
16 5 69 21 122 37
20 6 72 22 125 38
23 7 76 23 128 39
26 8 79 24 131 40
30 9 82 25 134 41
33 10 85 26 138 42
36 11 89 27 141 43
39 12 92 28 145 45
43 13 95 29 151 46
46 14 99 30 154 47
50 15 102 31 158 48
53 16 105 32 161 49
56 17 108 33 165 50
59 18 112 34 168 51
62 19 115 35 171 52
Feet metres Feet metres Feet metres