Overview The Power Hobby 400MG is a waterproof high-torque steel-gear servo producing 400 oz-in (29 kg) of torque at 7.4V. With its aluminum case for heat dissipation, durable steel gears for impact resistance, and full waterproof construction, this servo is an excellent choice for 1/10 scale crawlers, monster trucks, and short-course trucks. Key Features 400 oz-in / 29 kg torque at 7.4V Aluminum case for heat dissipation Steel gear train Waterproof construction HV-capable operation Performance Benefits High torque for 1/10 RC applications Aluminum case reduces operating temps Steel gears handle hard impacts Waterproof for any environment Technical Specs Torque @ 7.4V: 400 oz-in (29 kg) Operating Voltage: 6.0V – 7.4V Gears: Steel Case: Aluminum Waterproof: Yes What's Included (1) Power Hobby 400MG Servo Mounting Hardware Summary The Power Hobby 400MG Waterproof Steel-Gear Servo delivers reliable high-torque performance and waterproof construction for any 1/10 RC build.