Φ18
18.8
18
29.6
28.65
10.95
10.05
2.2
2
Φ19
19.8
19
30.1
29.15
12.5
11.5
3.2
3
Φ20
20.8
20
32.6
31.65
13.5
12.5
3.2
3
Φ22
22.8
22
35.6
34.65
15.5
14.5
3.2
3