Convert finger (width) to shackle (Britain 1949)
Selected category: length.
Definition and details for finger (width):
Finger width is a traditional unit of length used in England before the 12 inch English foot. This unit is equal to 19.05 mm.
Definition and details for shackle (Britain 1949):
In 1949 the Royal Navy redefined shackle as 90 feet or 27.432 meters.