X-TEAM XTI-2435 4Poles Sensorless Brushless Motor Introduce Specfication Character Relevant Product Weight: 58g Number of stator slot: 12G 4P Sensored or sensorless: Sensorless Diameter of shaft: Φ2mm-Φ3.175mm Motor size: Diameter Φ24/ Length 30~45mm Stator diameter: Φ22.5mm Available winding: Delta/Star (Δ/Y) Available for class 370-1/16th or 1/12th scale vehicles ?High Quality CNC aluminum case,ensure lightweight and optimized air flow. ?High RPM,precision ball bearing. ?Low Resistance, High Power,silver plated solder tabs. ?Hand-wound for maximum copper fill,High Purity copper windings ensure maximun conductivity. ?Precision-balanced rotor will boost the efficiency and power performance of the motor. ?Nickel-plated sintered neodymium rotor for maximum motor acceleration, braking power and performance in high-temperature conditions.