Mother bins,also known as "field bins",offer the farmer a convenient storage location while harvesting. Although they both hold and unload grain in the same manner,mother bins are not designed to be used as chaser bins. Attention: - These trailers are not used to transport grain, they are only used as warehouses at the foot of the field. - Do not use the automatic worker if there are narrow passages on the route to be established. - Capacity: 185.000 Liters - Price: 135.000 $ - Hitch configuration - Multiple wheel configurations.