Aluminium ea GL e kopanya tube ka boholo bo tloaelehileng
Tlhaloso ea Sehlahisoa
| Mohlala | D(mm) | d(mm) | L(mm) |
| GL-10 | 9 | 5 | 52 |
| GL-16 | 10 | 6 | 56 |
| GL-25 | 11 | 7 | 62 |
| GL-35 | 12 | 8 | 67 |
| GL-50 | 15 | 10 | 76 |
| GL-70 | 17 | 11 | 87 |
| GL-95 | 19 | 13 | 92 |
| GL-120 | 21 | 15 | 98 |
| GL-150 | 23 | 17 | 108 |
| GL-185 | 25 | 19 | 114 |
| GL-240 | 28 | 21 | 118 |
| GL-300 | 34 | 24 | 135 |
Ngola molaetsa wa hao mona mme o re romele wona
