What kinds of capacitors are they?
As I mentioned in the comment box "
I hope they are inductors not capacitor, Even on the PC board Ref des is mentioned as L018 and L019 which represents an Inductor"
 The specific name for these inductors are Wide Band Chokes and bead some of them can be find 
Here

Below are the PIC for these kind of inductors



Datasheet for the above part can be find Here