Feature

●4pcs high-efficiency counterclockwise propellers + 4pcs adapter rings
●High-efficiency propellers are generally suitable for gliders, flying wings, delta wings and aerobaticsaircraft , good substitute for props.
●Made of glass fiber reinforced nylon APC, high strength, hard material, can increase production and prolong life
●Recommended for bullet head installation and fixation, fast and convenient, with gaskets of different specifications, suitable for output shaft diameters of different specifications


Description

Specification: 

Color: Grey 

Material: Glass Fiber Reinforced Nylon 

Inner diameter (Prop Mount): 9mm

Becket rowlock: 6mm

Usage: for RC Airplane Quadcopter Multicopter 

Package Contents: 

4pcs Counter-Clockwise (CCW) Gemfan APC 13*6.5 Propellers 

4pcs adaptor ring