This is T Motors P21*6.3 Prop-2PCS/PAIR. T-MOTOR patented design improves the efficiency of longer flights. A special design of a winglet is employed to weaken the vortex and improve efficiency. The downward winglet abates the radial centrifugal tension and deformation quantity. Precise positioning avoids sweepback while the props are working. Push version propeller is special use on the bottom side of a co-axial frame. Improve safety performance with tightened fitted screws and locknut and two more hole sites. The innovative addition of a limit rubber ring to protect the propeller from abrasion and better shockproof competence.

Installation Method:

Features:

1. Easy to use
2. Easy to install
3. Good quality product
4. Longer Flight Time
5. 100% Balance
6. Higher Loaded Ability
7. Lightweight / High-strength

Safety Precautions:
1. Prop marked with L is for CW which R for CCW (aerial view).
2. Please be careful when using the propellers as the spinning propellers may cause serious injury.
3. The structural strength of the propellers are fully tested. Please make sure the propellers are not used beyond the limits. Please do not tempt to test the strength of the propellers by bending them by hands.
4. Please make sure all the accessories are mounted properly.
5. Please check on the propellers before flight and make sure they are in good condition. Please replace propellers with new ones if fault is found with them.
6. For storage, please keep them away from hostile environments including but not limited to that of H2O, SO2, NO2, Cl2, organosilicon, cyanogroup and phenol. Ambient temperature is recommended between 0 and 40C at less than 80% humidity.
7. Please apply anaerobic screw locking glue of medium or above strength when install propellers onto motors.
8. Please use the propellers in compliance with local laws and regulations.

Package Includes:

1 x T Motors P21*6.3 Prop-2PCS/PAIR