Karabükspor midfielder Samba Sow is interesting West Ham United.
Sow, tied to his Turkish club until 2017, will be in action tonight against Europa League opponents St Etienne.
West Ham and Freiburg will have scouts posted to run the rule over the 25 year-old Mali international.
Karabükspor are aware of Sow's growing reputation across Europe and are prepared to sell before Monday's transfer deadline.
Sow moved to Turkey last summer after five years in France with Lens.
