A rod shaped spring scale made of brass. There are two seperate scales down the length of the rod. One of these scales ranges from 1-20 and the other scale is marked 9-21. A grooved pointer is visible in the slot between the two scales "Messrs T. PEACOCK & SON / OPTICIANS AUCKLAND / MADE IN ENGLAND " is engraved at the bottom of the scale. At the base of the rod is a wooden pear-shaped block attached via a metal pin link. There is a large chip missing from the wooden block. An " L "-shaped metal plate is attached via a wingnut at the top of the rod.
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