Propeller Holder for DJI Mavic 3 Pro Gimbal Protector 2 in 1 Propeller Strap Gimbal Protector Cover Lens Dustproof Cap. The integrated design of the lens cover of the beam propeller can protect the gimbal lens and vision sensor, and the two sides of the lens cover can protect the gimbal shaft arm and also cover the motor at the bottom to prevent foreign objects from entering.
eBay