Eintracht Frankfurt midfielder Djibril Sow is interesting West Ham.
It's been suggested the Swiss is viewed at West Ham as a replacement for wantaway captain Declan Rice.
Hammers chief scout Rob Newman was in Germany last week to check on Sow.
Sow is also being watched by Arsenal.
The midfielder is about to enter the final year of his contract and could be available for as little as 20million especially as Entracht are set to miss European qualification.