This item is for the 4Hawks Raptor antenna mounting bracket for the Yuneec H520 and the Yuneec H+. This bracket will work with the Yuneec ST16S controller. Please note that this is the mounting bracket only and does not include the antenna or the antenna wires. Please also note that this bracket will NOT fit the Yuneec Typhoon H and the Yuneec Typhoon H Pro ST16 controller.