Mae diamedr allanol y llinellau rheoli yn bennaf 1/4'' (6.35mm).
Trwch wal: 0.035'' (0.89mm), 0.049'' (1.24mm), 0.065'' (1.65mm).
Mae tiwbiau llinell reoli ar gael mewn darnau o 400 troedfedd (122 metr) i 32,808 troedfedd (10,000 metr).Dim welds casgen orbitol.
Mae manylebau eraill (1/8'' i 3/4'') ar gael ar gais.
| Maint Imperial | Maint metrig |
| OD modfedd | WT modfedd | OD mm | WT mm |
| 1/8 (0. 125) | 0.028 | 3.18 | 0.71 |
| 0.035 | 3.18 | 0.89 |
| 3/16 (0.188) | 0.028 | 4.76 | 0.71 |
| 0.035 | 4.76 | 0.89 |
| 0. 049 | 4.76 | 1.24 |
| 1/4 (0.250) | 0.035 | 6.35 | 0.89 |
| 0. 049 | 6.35 | 1.24 |
| 0. 065 | 6.35 | 1.65 |
| 0.083 | 6.35 | 2.11 |
| 3/8 (0.375) | 0.035 | 9.53 | 0.89 |
| 0. 049 | 9.53 | 1.24 |
| 0. 065 | 9.53 | 1.65 |
| 0.083 | 9.53 | 2.11 |
| 1/2 (0.500) | 0.035 | 12.7 | 0.89 |
| 0. 049 | 12.7 | 1.24 |
| 0. 065 | 12.7 | 1.65 |
| 0.083 | 12.7 | 2.11 |