VM 2-3/8 API X FS250 D16X20 is an HDD crossover adapter for Vermeer equipment, built for thread conversion and adapter setup.
- Machine fit: D16X20
- Thread / connection: 2-3, 2-3/8 API, FS250
- Product family: Crossover Adapter
Use the machine model, thread details, and pin or box orientation shown on the product title to confirm fit before ordering. For conversion adapters, verify both connection ends before installation.



![[IMPORT] Ditch Witch 16x20 Drill Pipe - FS250](https://eliteundergroundtools.com/wp-content/uploads/2026/04/blue_thread_fs250-300x300.png)



![[USA] Vermeer D 16 X 20, D16X20A, D16X20 SII, D18x22, 20X22 HDD Drill Pipe – 10' – 2.125" OD – FS#250](https://eliteundergroundtools.com/wp-content/uploads/2026/06/eut-drill-rod-closeup-v4-10556-11222-300x300.jpg)


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