By Huu Khanh Nguyen · Updated October 28, 2026 · speed-rail, tube-fitting, flange, dual-barrel
A cast rectangular base plate with two sockets side by side, so two uprights stand on one plate.
| Name | Default | Unit |
|---|---|---|
| Tube outside diameter | 48.3 | mm |
| Socket bore | [49].at([48.3].indexOf(tubeDiameter)) | mm |
| Finish | white |