Feature: 1. Exquisite Workmanship: 4 pole 12 slot high torque motor design, CNC machining 6061 T6 billet aluminum radiator tank, oxidation treatment, high end and exquisite appearance. 2. Winding and Bearing: High purity copper winding maximizes power, high speed ABEC5 large bearing, low friction, low noise, high accuracy, and long service life. 3. Universal Design: 5mm output shaft, suitable for all 1/8 1/10 brushless cars, with multiple installation methods for M2.5 screws. 4. Detachable Replaceable Rotor: Accurately balanced rotor, better smoothness, can provide better reliability and maximum speed. 5. Ultra Thin Stator (0.35mm) Lamination: Excellent performance, high permeability, high silicon content, and good insulation and heat resistance. Specification: Item Type: 3670 Brushless Motor Model: 3670 Material: Aluminum Alloy, Copper Weight: Approx. 291g / 10.3oz Number Of Motor Poles: 4 Motor Length: Approx. 70mm (Excluding Shaft) Motor Diameter: Approx. 36mm / 1.4in Shaft Diameter: Approx. 5mm / 0.20in Shaft Length: Approx. 17mm / 0.7in Gold Plated Plug: Approx. 4mm / 0.16in Suitable For All 1/8 1/10 Brushless RC Car. Package List: 1 x 3670 Brushless Motor Note: 1. Please allow 1‑3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.