This is a Dynamite Fuze, 4500kV Mini Brushless Motor. Fuze brushless motors are high-torque motors designed for sport and racing applications. This sensorless motor features the same basic dimensions and mounting patterns as brushed standard 280- and 370-size motors. This motor also offers high performance over a longer lifetime with little to no maintenance.
Features:
Specifications: kV: 4500 Type: Sensorless Diameter: 0.94 in (24mm) Length: 1.44 in (36.7mm) Shaft Diameter: 0.079 in (2mm) Shaft Length: 0.55 in (14mm) Input Voltage: 7.2 - 11.1V