Reverse Mark Pumping Unit (RM)

- Unknown Reverse Mark 320D, Lubbock Texas
- Credit goes to Casey Mitchell.
- For more details, please refer to the article "10 Types of Rod Pumping Units". Link: production-tec...

[@matthewgreen8335]

If im not mistaken that is a CMI brand pumping unit.

[@electric7487]

This is indeed a CMI.