Multirotor Motor Bolt-On Prop Adapter - M6 / 16MM (Four Hole)

This is a replacement bolt-on style prop adapter commonly used by lots of multirotor motors. It has a M6 CW thread and attaches to the motor using four M3 screws with 12=6mm spacings.

Compatible with the Rctimer HP4215 HP2814 Brushless Motor.