Box of fresh chicken organs consisting of livers and hearts (50/50 mix) . 20 kg per box.Box of mixed, frozen chicken organs. Approximately 20kg in each box. The total weight of each box could vary from 17.5kg to 21kg. Pricing is based on a per box basis that averages to approximately 20kg per box. We do our best to fill each box to the best of our ability. With organic material such as this it is difficult to have exact weights with each box.