This Penta-blade rotor head is designed for helicopters,its main shaft diameter is 8mm.
Materials: Aluminum 7075 and stainless steel
Status: Pre -assembled and ready to be installed
Included:
1.5pcs CNC Blades Grip
2.CNC Rotor Hub
3.CNC Swashplate
4.CNC Arm Set
5.CNC Washout Base
6.Ball links