Home / RC Accessories / Servos & accessories / Hitec Servos Product Description Hitec HS645MG Ultra Torque 8kg All Metal Gear Servo The powerful HS-645MG is one of Hitec’s most popular servos. It’s the perfect choice for those larger sport planes or monster trucks and buggies requiring a durable high torque servo. Featuring our unique M/P and metal gear train technology, the HS-645MG offers one of the strongest gear trains available in any servo. Features Top Selling High Torque Metal Gear Servo Strong Three-Pole Ferrite Motor Heavy Duty Metal Gear Train Featuring our Revolutionary Metal/Plastic First Gear (MP Gear) Dual Ball Bearing-Supported Output Shaft Specifications Performance Specifications Operating Voltage Range (Volts DC) 4.8V ~ 6.0V Speed (Second @ 60°) 0.24 ~ 0.20 Maximum Torque Range oz. / in. 107 ~ 133 Maximum Torque Range kg. / cm. 7.7 ~ 9.6 Current Draw at Idle 9.1 mA No Load Operating Current Draw 450 mA Stall Current Draw 2,500 mA Dead Band Width 8 µs Physical Specifications Dimensions (Inches) 1.59 x 0.77 x 1.48 Dimensions (Metric) 40.6 x 19.8 x 37.8 Weight (Ounces) 1.94 Weight (Gram) 55.2 Circuit Type HT7003 Analog SMT Motor Type 3 Pole Metal Brush Ferrite Gear Material Metal Bearing Type Dual Ball Bearing Output Shaft (type / Ømm) Standard 24 Case Material Plastic Dust / Water Resistance N / A Connector Gauge (AWG) / Strand Count 22 / 60 Specifications MPN HS-645MG Brand Hitec Product Code HS-645MG Weight 0.101kg Customer reviews No reviews left yet Write A Review Most RecentTop Rated Description Hitec HS645MG Ultra Torque 8kg All Metal Gear Servo The powerful HS-645MG is one of Hitec’s most popular servos. It’s the perfect choice for those larger sport planes or monster trucks and buggies requiring a durable high torque servo. Featuring our unique M/P and metal gear train technology, the HS-645MG offers one of the strongest gear trains available in any servo. Features Top Selling High Torque Metal Gear Servo Strong Three-Pole Ferrite Motor Heavy Duty Metal Gear Train Featuring our Revolutionary Metal/Plastic First Gear (MP Gear) Dual Ball Bearing-Supported Output Shaft Specifications Performance Specifications Operating Voltage Range (Volts DC) 4.8V ~ 6.0V Speed (Second @ 60°) 0.24 ~ 0.20 Maximum Torque Range oz. / in. 107 ~ 133 Maximum Torque Range kg. / cm. 7.7 ~ 9.6 Current Draw at Idle 9.1 mA No Load Operating Current Draw 450 mA Stall Current Draw 2,500 mA Dead Band Width 8 µs Physical Specifications Dimensions (Inches) 1.59 x 0.77 x 1.48 Dimensions (Metric) 40.6 x 19.8 x 37.8 Weight (Ounces) 1.94 Weight (Gram) 55.2 Circuit Type HT7003 Analog SMT Motor Type 3 Pole Metal Brush Ferrite Gear Material Metal Bearing Type Dual Ball Bearing Output Shaft (type / Ømm) Standard 24 Case Material Plastic Dust / Water Resistance N / A Connector Gauge (AWG) / Strand Count 22 / 60 Reviews No reviews left yet Write A Review Most RecentTop Rated Attributes MPN HS-645MG Brand Hitec Product Code HS-645MG Weight 0.101kg Delivery & Returns Customer Reviews Hitec HS645MG Ultra Torque 8kg All Metal Gear Item in Stock (7 Available) Product Code HS-645MG Hitec HS645MG Ultra Torque 8kg All Metal Gear RRP: £38.99 £36.99 £30.83 (ex. VAT)