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

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.
Product Details
-Quick Release Prop Adaptor Set for Multi-copter (4pcs)
-Fixing hole spacing: 12mm (cross side)
-Screw diameter: M3
Item Packing
-4x quick release prop adaptor (2 for clockwise motors, 2 for counter clockwise motors)
-8 x screws