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

Product Details:
-Quick Release Prop Adapter Set for Multi-copter
-Compatible to 3mm, 3.17mm, 4mm shaft motor
-Weight 30g each pair
-M3 Screw

Package included:
2 x CW prop adapter
2 x CCW prop adapter