… a shaped tubular piece (for stockings, socks, sleeves of garments, berets, fezes or similar knitted headgear, etc.). … of knitted fabric by simply sewing together the loops forming the knitted edges are classified in heading 84.52 . …
… The heading does not , however, extend to goods forming an essential part of the structure of the article, … of the castor must be measured with the tyre inflated to a normal pressure. The presence of spokes does not …