Trackstar 3900Kv (10.0 Turn) sensorless brushless inrunner to suit 1/10 scale cars.

Specs:
Kv: 3900
Max Voltage: 13v
Max current: 42 amps
Watts: 550
Resistance: 0.0155 Ohms
Max RPM: 50000
Length:50mm
Diameter: 35.8mm
Shaft dia.: 3.175mm
Shaft length: 15mm
Weight: 168g

PRODUCT ID: 9052000039

Kv (rpm/v) 3900 Weight (g) 168 Max Current (A) 42 Resistance (mh) 0 Max Voltage (V) 13 Power(W) 550 Shaft A (mm) 3.175 Length B (mm) 50 Diameter C (mm) 36 Can Length D (mm) 0 Total Length E (mm) 65