The HS-311 sport servo provides the novice modeler all the performance and reliability you would expect to find in a more expensive servo

Aluminum C-Hub Carrier (2) for GS01 Sawback Axle

9" Beadlock Wheels

Shaft exits through double O-ring seals

Durable Three-Pole Ferrite Motor

Hitec RCD - HS-55 Sub Micro Servo Upgrade Parts Boat Electronics The HS-311 sport servo providesThe HS 55 set the standard for affordable performance, offering precision components that have been engineered to provide long lasting trouble free service! Featured in a hundred model aircraft reviews worldwide, the HS 55 is your best choice when it comes to controlling "smaller" Electric's and Park Flyers. Motor Type: Coreless Bearing Type: None Speed (4. 8V 6. 0V): 0. 17 0. 14 sec @ 60 deg. Torque oz. in. (4. 8V 6. 0V): 15 18 Torque kg. cm. (4. 8V