Paragraph 3 Cylindrical
The form of cylindrical weight referred to in paragraph 1(iii) of the said Table shall be such that—
(a)
any horizontal section is circular;
(b)
the body of the weight is of constant diameter;
(c)
a flat-topped knob is provided in such a manner that a neck is produced between the knob and the body;
(d)
the neck is cylindrical, tapered or waisted and its height is such that it does not readily provide a lodging place for extraneous matter; and
(e)
the maximum diameter of the knob is not greater than the diameter of the body, nor less than one-half of it.