Fruit callipers are used to determine the size (diameter) of the fruits.
Aluminium 13-ring pocket calliper (from ø 30 mm to ø 90 mm) for big fruits
or
Aluminium 13-ring pocket calliper (from ø 15 mm to ø 28 mm) for small fruits

Fruit callipers are used to determine the size (diameter) of the fruits.
Plastic  13-ring pocket calliper (from ø 30 mm to ø 90 mm) for big fruits
or
Plastic 13-ring pocket calliper (from ø 15 mm to ø 28 mm) for small fruits