Tags: Aluminum_Collet_Prop_Shaft_Adapters_for_3.17mm_Motor_Shaft 

Features:

Collet type prop shaft adapters center themselves on a motor or gearbox prop shaft and hold securely as the collet squeezes the shaft.

Specifications:

Aluminum Collet Type Prop Shaft Adapters for 480/550 class motors.
For 3.17mm motor shaft
Prop shaft diameter: 6mm (for propellers with 6mm fixing hole)