| NO. | Item | Weight(kg) |
| 1 | Drop forged double coupler British style:48.3mm x 48.3mm | 0.97 |
| 2 | Drop forged swivel coupler British style :48.3mm x 48.3mm | 1.13 |
| 3 | Drop forged putlog coupler | 0.65 |
| 4 | Drop forged fixed girder coupler | 1.5 |
| 5 | Drop forged swivel girder coupler | 1.6 |
| 6 | Drop forged inner joint coupler | 1.1 |
| 7 | Drop forged board retaining coupler | 0.63 |
| 8 | Drop forged half coupler British style | 0.65 |
| 9 | Drop forged half coupler US style | 0.92 |
| 10 | Drop forged double clamp US style:48.3mm x 48.3mm | 1.65 |
| 11 | Drop forged swivel clamp US style:48.3mm x 48.3mm | 1.75 |
| 12 | Drop forged double coupler German style:48.3 mm x 48.3mm | 1.3 |
| 13 | Drop forged swivel coupler German style:48.3mm x 48.3mm | 1.4 |
| 14 | Pressed double coupler British style | 0.85 |
| 15 | Pressed swivel coupler British style | 1.02 |
| 16 | Pressed putlog coupler | 0.63 |
| 17 | Pressed sleeve, end to end connector | 1.0 |
| 18 | Pressed inner joint coupler | 0.68 |
| 19 | Ladder coupler | 0.72 |