This is a Spektrum SA6380 High Torque High Speed Plastic HV Servo. The Spektrum A6380 high-voltage, digital servo is the perfect budget-solution for your sport plane. With its durable design combined with dual bearing output support, metal-gear durability, smooth coreless motor operation, an impressive 160 oz-in torque rating at 8.4 volts, the A6380 servo boast specifications that easily beat other standard-size competitors in its class Manufacturer: Spektrum. Model Number: SA6380. Category 1: Control & Electrical - RC. Category 2: Control. Availability: Ships in 5 to 10 Business Days. Trainz Product Id: 12341959.
eBay