![Silver Fox Brazilian Jiu-Jitsu Academy [Saddle Brook] logo](/_next/image?url=https%3A%2F%2Fsmvbwtwmndcwbxsyonon.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fgym-logos%2Fd9848ab3-20ad-458c-9347-a03b8ec91eed%2Flogo.webp%3Fv%3D1780165499456&w=3840&q=75)
Silver Fox Brazilian Jiu-Jitsu Academy [Saddle Brook]
Last updated May 30, 2026
Karel Pravec, AKA the “Silver Fox,” is a 5th degree Brazilian Jiu-Jitsu Black Belt, and one of Renzo Gracie’s very first students in the United States.
Claim this profile to manage events, invite instructors, and publish open mats.