Savox SV-0255MG Micro Size Digital Servo 0.13s 4.5kg@7.4v

Dimension(mm): 22.8 x 12 x 29.4

Weight(g): 16

Speed @6.0V (sec/60): 0.16

Torque @6.0V (kg-cm): 3.5

Speed @7.4V (sec/60): 0.13

Torque @7.4V (kg-cm): 4.5

Gears: Metal

Bearing: 2BB

Case: Part Aluminium

Servo Horn: 21 Tooth Spline