GTL kopa ma Alumini bimetal fa'afeso'ota'i paipa/gatotonu feso'ota'iga
Fa'amatalaga o oloa
| Fa'ata'ita'iga | D(mm) | d(mm) | D1(mm) | L1(mm) | L2(mm) | L(mm) |
| GTL-16 | 10 | 6 | 9 | 30 | 30 | 70 |
| GTL-25 | 12 | 7 | 10 | 33 | 30 | 75 |
| GTL-35 | 14 | 8.5 | 11 | 40 | 30 | 85 |
| GTL-50 | 16 | 9.8 | 13 | 42 | 32 | 95 |
| GTL-70 | 18 | 11.5 | 15 | 50 | 38 | 105 |
| GTL-95 | 21 | 13.5 | 17 | 50 | 40 | 110 |
| GTL-120 | 23 | 15 | 19 | 55 | 42 | 112 |
| GTL-150 | 25 | 17 | 21 | 55 | 44 | 118 |
| GTL-185 | 27 | 18.5 | 23 | 60 | 46 | 125 |
| GTL-240 | 30 | 21 | 26 | 60 | 54 | 130 |
| GTL-300 | 34 | 23 | 28 | 65 | 56 | 145 |
| GTL-400 | 38 | 27 | 30 | 70 | 60 | 155 |
| GTL-500 | 43 | 29 | 34 | 75 | 65 | 165 |
Fa'atonuga Puipuiga
1. E tatau ona fa'amau le fa'avili.
2. O le uaea ma le fa'amau apamemea e tatau ona tu'u i totonu ma oomi i mea faigaluega fa'apipi'i.
Tusi lau savali iinei ma lafo mai ia i matou
