Może coś z branży wędkarskiej się przyda?
http://kinglead.en.made-in-china.com/product/hqUnmJAxtapD/China-Counter-Meter-For-Fishing.html
http://www.ebay.pl/itm/Line-Counter-for-Sea-Fishing-Depth-Guage-Wreck-Fishing-Depth-Counter-58656-/400467126325?pt=UK_BOI_Packing_Postal_Supplies_Labels_LE&hash=item5d3db36835
Zapytanie dla eBaya czy wszelkich alibab: "Counter meter for fishing".
http://kinglead.en.made-in-china.com/product/hqUnmJAxtapD/China-Counter-Meter-For-Fishing.html
http://www.ebay.pl/itm/Line-Counter-for-Sea-Fishing-Depth-Guage-Wreck-Fishing-Depth-Counter-58656-/400467126325?pt=UK_BOI_Packing_Postal_Supplies_Labels_LE&hash=item5d3db36835
Zapytanie dla eBaya czy wszelkich alibab: "Counter meter for fishing".
