Abstract: An apparatus comprising a conveyor (1) having article holders for conveying vulnerable articles (V), such as for instance fruits, in the article holders (2), the artices (V) during conveyance being subjected to a treatment for the purpose of the classification of the products, such as for instance a weighing treatment, the article holders being grippers (2) adapted to assume two stable positions, i.e. a gripping position wherein the articles (V) are grippingly receivable in the gripper, and a release position wherein articles (V) received in the gripper (2) are released in downward direction, the grippers (2) being designed so that in the gripping position articles (V) of different dimensions are receivable therein.