Fv Rings Pack of::10 Box designs for less common

Box designs for less common garden visitors

Available today with worldwide shipping

Large (300mm) metal wing ruler with end stop suitable for measuring both small and large birds

This is the 5th

made from nylon material

Fv Rings Pack of::10 Box designs for less common** Please use the drop down menu above to select the quantity of rings that you require** 9. 0 mm inside diameter Incoloy (hard) metal rings. These V shaped rings cannot be used for species that require Fc size to make elliptical rings. This product will only be sold and shipped to appropriately licensed BTO ringing permit holders. C permit holders: please ask for the rings to be issued in your Trainer's name or Ringing Group name and not your own.