Heinz Harald Frentzen signed Sauber Petronas team cap

A brand new Sauber Petronas team cap with Credit Suisse branding that has been signed to the brim in white marker by former team driver Heinz Harald Frentzen. The German driver joined the Swiss outfit in 1994 and remained with the team until 1996. He then returned for the team at the 2002 US GP and then a full season in 2003 where he took his last career podium at the US GP. Reference: CAP-HHFSAUTM-01