The CS503R/BB is a lightweight Low-Profile servo designed for retractable landing gear.  The slow transit speed, combined with nylon gears and ball bearings supply smooth power to your landing gear.

Specification

• Speed (4.8v)               0.31 sec/60 deg
• Speed (6.0v)               0.27 sec/60 deg
• Torque (4.8v)              4.8kg/cm
• Torque (6.0v)              6.0kg/cm
• Dimensions                 42 x 21.5 x 22mm
• weight                        28g