Plastic 10 Frame Hive Top Feeder 7,5kg. €6.95 Price by quantity. This plastic feeder has a capacity of 7.5kg and is placed above top bars frames, just below the lid. Can hold until 7,5kg of syrup. It is designed for Dadant and Langstroh 10 frames beehives. External dimensions 495x410mm, interior dimensions 400x340mm, height 70mm.