This DJI Phantom 1 Phantom FC40 Phantom 2 Phantom 2 Vision Phantom 2 Vision+ DIY Motor Rebuild Kit Replacement Spare Parts FPV Noise Decrease Upgraded Bearings Thrust Washers Retaining Clips Set is designed for DJI DIY professional and hobbyist. It extends working time and reduces noise of the brushless motor and allows faster acceleration and higher loading capacity.