Vnetek is your source for 3Com LinkBuilder Hubs
| Manufacturer Part Number | Description | |
| 3C16405 | 12 Port SuperStack Hub, Port Assignment |  |
| 3C16630 | Link Builder FMS II Management Module | |
| 3C16074 | SuperStack II Advanced RPS, 100W Power Supply | |
| 3C16630A | SuperStack II Hub 10 Management Module | |