Conversion kit offers a more economical option to replacing standard servos with the friction-free performance of ball bearing servos.
Not only do ball bearing servos deliver smoother operation, they also offer better centering and a tighter fit throughout the gear train.

Kit contains enough new case tops and ball bearings for the output shaft to convert four S3003 servos.

Inserting bearings in case at output shaft hole. Securing case tops to servo with original screws from servo.