[Moon] Help with ferrite beads needed

[jimmyv at hol.gr]

Hello

does anyone know of any source in Europe selling clamp-on ferrite  
beads with high resistance on UHF? 200 Ohms or more?
Ideal inner diameter is 11mm but i am open to any availability of  
other diameters.
Need 100 pieces.

73
Jimmy SV1BTR