Tags: Quick_Release_Prop_Adaptor_Set_for_Multi-copter_4pcs 

Features:

Typical application:
By  adding this  adaptor, you can install and disassemble the propellers of your multi-copter easily and quickly without using extra tools.

* You still need to use the original prop adaptor provided with your motors, this is just an extension joint.

Specifications:

Quick Release Prop Adaptor Set for Multi-copter (4pcs)

Fixing hole spacing: 12mm  (cross side)
Screw diameter: M3
Material: Aluminum 7075

Includes/Requires:

Includes:
4x quick release prop adaptor (2 for clockwise motors, 2 for counter clockwise motors)
8 x screws