OD89mm Tested Approved Scaffolding Forged Heavy Duty Half Swivel Coupler Export to USA Market with Flage Nut and Slip&Distortion Certified Meet America Scaffolding Industry Requirement for Construction Building Scaffolding System.
| Item No. | Description | Weight |
| Drop Forged Couplers | ||
| WDD1 | Drop Forged Double Coupler | 1.05 kg |
| WDS1 | Drop Forged Swivel Coupler | 1.19 kg |
| W DP1 | Drop Forged Putlog Coupler | 0.64 kg |
| W DG1 | Drop Forged Girder Coupler | 1.5 kg |
| WDD2 | American Double Coupler | 1.5 kg |
| WDS2 | American Swivel Coupler | 1.65 kg |
| WDD3 | 89mm Double Coupler | 2.59kg |
| WDS3 | 89mm Swivel Coupler | 2.71kg |
| WDH1 | 89mm Half Coupler | 2.2kg |
| WDBRC | Forged Board Retaining Coupler | 0.61 kg |
| Pressed Couplers | ||
| WPD1 | Pressed Double Coupler | 0.85 kg |
| WPS1 | Pressed Swivel Coupler | 1.03 kg |
| WPP1 | Pressed Putlog Coupler | 0.62 kg |
| WPS1 | Pressed Sleeve Coupler | 1 kg |
| WPD2 | JIS Double Coupler | 0.68 kg |
| WPS2 | JIS Swivel Coupler | 0.68 kg |
| WPF1 | Pressed Fencing Coupler | 0.5 kg |
| WPI1 | Pressed Inner Joint Coupler | 0.78 kg |