4x Alloy Propeller Prop Nut Cap CW CCW for EMAX and DJI Motors

Alloy Propeller Prop Nut Cap for DJI Phantom 2 vision Brushless Motor 2212  920KV(DJI-PTM07), also can work on DJI Phantom V1
With automatic locking feature - See more at: http://www.ewallpk.com/home/1295-4x-alloy-propeller-prop-nut-cap-cw-ccw-for-dji-phantom-2-vision-brushless-motor.html#sthash.hR7r8EEY.dpuf