Regulation 113
(1)
Loose counterpoises for platform weighing machines and weighbridges shall be identified with the instrument to which they relate by a number or other sufficient mark of identification, which shall be indelible. They shall also be marked with the weight which they represent; for example:—
“=1 cwt”.
(2)
Loose counterpoises which are marked in units in the imperial system shall not be of hexagonal shape.