Himax 2808-0860 Brushless Outrunner Motor Himax HC 2808-0860 Brushless Outrunner Motor Himax HC2808 series brushless motors are designed for RC model airplanes with all up weight between 9 to 20 oz. It comes with both a stick mount radial mount, prop saver as well as all the screws and connectors. The motor shaft is reversible in both the front and back of the motor. These motors are excellent replacement of speed 370 and speed 400 motors. Specifications: Weight: 1.66 oz (47 g) including the weight of the stick mount Max Power: 110 W Normal Max RPM: 20,000 Diameter: 1.09" (27.9 mm) Length: 0.97" (24.7 mm) Shaft Diameter: 1/8" (3.17 mm) Max Case Temp: 149 F (65 C) Mounting Screw Thread: 2.5 mm, Max Depth 4.5 mm on 0.625" ( 16.0 mm) bolt circle Electric Specifications: Kv: 860 RPM/v, Rm: 0.255 Ohm, Io: 0.36 A, Efficient Operating Current: 2 to 7 A, Max Current: 11 A for 15 seconds