This is the FMS 4250-KV580 Brushless Outrunner Motor. ...
This motor is a direct replacement for the FMS 1400mm T28, Zero F6F, 'new' BF109 and FW190 airplanes. Specifications: Dimension: ?42.3x100mm Weight (not including connectors): 245g Voltage: 4S Max Current: 2.0A Length ...