ITEM NAME:Upgrade 25G Metal Gear Servo For Wltoys 12428 12423 12628 Remote Control CarO1O9 Upgrade 25G Metal Gear Servo For Wltoys 12428 12423 12628 Remote Control CarO1O9 RC Parts & Accs:Engines Remote Control Peripherals/Devices:Servos Tool Supplies:Assembled class For Vehicle Type:Cars Colour: Black Use:Vehicles & Remote Control Toys Upgrade Parts/Accessories:Metal Gear Servo Material:Plastic + Metal Features: Replacement part for Wltoys 12428, 12428-A, 12428- B, 12428-C , 12423 , 12628 RC Car Upgraded version provides much better stall torque Small size and light weight Easy to install and fine workmanship Made of first-grade material can ensure the longevity of the products Specifications: Dead band: 2ÃŽ ¼s Working frequence: 1520ÃŽ ¼s / 330Hz Operating speed (4.8V): 0.12sec/60 degree Operating speed (6V): 0.10 sec/60 degree Stall torque (4.8V): 3.35 kg.cm Stall torque (6V): 4.52kg.cm Dimensions: 36.2*15.2*29.5MM Connector wire length: about 158.8MM Bearing: 2BB Packing content: 1* servo 1* screw.Connector wire length: about 158.8MM. Made of first-grade material can ensure the longevity of the products. Small size and light weight. For Vehicle Type:Cars. Working frequence: 1520ÃŽ ¼s / 330Hz. Dead band: 2ÃŽ ¼s.