3BHOBBY Racing Motor 3BR-4218 X-CLASS KV350/540 12S Brushless Motor for RC Drone

$94.48 $328.06
Brand Name: 3BHOBBY
Item No.: 3BR-4218 X-CLASS 
KV: 350/540
No.of Cells(Lipo): 12S
Stator Diameter: 42mm
Stator Height: 18mm
Shaft Diameter: 6mm
Motor Dimension (Dia.*Len): Φ50.4*63.9mm
Weight(g): 252g(Excluding Cable)
Wire Szie: 14AWG 750mm 
Suggested Propeller: 14’’
Recommend ESC: 60-80A
Frame Size: 500mm or above

1. 3BHOBBY’s initial X-Class motor
2. Best for 14’’ big quadcopters, Long-Range & High Speed Flight
3. Enhanced Structure, Assured Durability. Survives Greatly under Extreme Racing Conditions.
4. Reduced Vibration &Noise, Prolonged Bearing Life Cycle with the New Patent Wave Washer. We’re the first motor company using this technology on FPV brushless drone motors.
5. Continuing Our Major Strength on Magnet Field Optimizing and Stator Lining. Maximum Improving Efficiency and Power.
6. TOP Material: Imported Japanese NSK Bearing Japanese Kaw asaki 0.2mm Stator, N52H NdFeB Magnet, US standard GR5 Titanium Hollow Shaft/ 7075 AL .
Package Include:
1 X 3BR-4218 X-CLASS                        
2 X M5 7075 Aluminum nut              
5 X M3*10 Round head hex socket screws