For protecting Gimbal and Camera during a transportation of the Mavic Pro drone always put Gimbal mounting clamp on it.
If you loose your mounting clamp just order a new one!
An upgraded flagship drone platform, the Matrice 350 RTK sets a new benchmark for the industry. This next-generation drone platform features an all-new video transmission system and control experience, a more efficient battery system, and more comprehensive safety features, as well as robust payload and expansion capabilities. It is fully powered to inject innovative strength into any aerial operation.