Features:
1. Includes a 2958 4200KV motor with 29-S water cooling jacket, specially designed for 600-800mm RC boat.
2. CNC aluminum alloy shell with anodic treatment is durable, wear-resistant and beautiful.
3. High-performance circulating water cooling jacket with inlet and outlet fittings allows the motor to work for a long time without burning out.
4. 4 poles with 12 slots design provides high torque and efficiency.
5. Copper winding with high purity maximizes efficiency.
6. Precision balanced rotor with high smoothness and accuracy for best reliability and maximum RPM.
7. O-ring seals for leak mitigation.
8. Precision engineered for maximum energy conversion.

Specifications:
Material: Aluminium Alloy
Color: As Pictures
Type: RC Accessory
Weight: 215g
Motor 
KV(RPM/Volt): 4200KV
RPM: 60000
Watt: 1400W
No-load Current: 2.1A
Max. Voltage: 14V
Diameter: 29mm / 1.14inch
Length: 58mm / 2.3inch
Shaft Diameter: 3.175mm / 0.125inch
Connector: 4mm golden banana connector
Water Cooling Jacket: 
Item Name: 29-S Water Cooling Jacket  
Outlet Fitting Diameter: 4.5mm / 0.18inch 
Jacket Inner Diameter: 29mm / 1.14inch
Jacket Outer Diameter: 37mm / 1.46inch
Jacket Length: 41mm / 1.6inch

Package Include: 
1 x Motor 
1 x Water Cooling Jacket