This useful tool has been designed to be applied in the whole series of mechanisms and not Hermes, several placements are in fact being symmetrical, the wheel can be positioned to the right or left, it can also be operated by holding it comfortably in the hand and attached to the wrist with a drawstring. 
The striker beating against the gear produces a clicking sound with varying intensity controlled by the operator, various species are attracted to the characteristic ticking and it is in the imagination of the fisherman to adapt to the situations that arise.  

Side Call Fish 

Same folding model with a simple clamp, is positioned laterally and makes it even more comfortable driving

C4 Call-Fish 

Model specially designed to be inserted in the guns C4 

Tube Call-Fish 

Model with reduced wheel, designed for rifles Omer, Apnea, Devoto, fits however most of the rifles on the market.