Hitec PN56339 HS-422/425MG Case Set

Features
Low Profile Design
Durable Nylon Gears
Top Ball Bearings
Strong Torque and Precise Movement
Slow Speed for Realistic Retract Action

Features
High Torque and Precision Centering
Strong Resin Gear Train
Ball Bearing-Supported Output Shaft
Perfect for Applications where a Standard Servo is too Heavy or Large but Standard Torque is Required