This is the Savox SC-0251 High Torque Metal Gear Digital Servo. This is a larger standard servo. The depth of the case is longer there for might not fit into all applications.

Features:

• Precision metal gears form a strong and solid framework
• Strict production and quality control of plastic components ensures high performance
• Our servos are totally green _ÑÐ from materials to production, these servos are environmentally friendly.
• This high torque servo is great for crawlers, 1/8 scale vehicles and 50 class airplanes.

Dimensions(mm): 40.7X19.6X42.4
Weight(g): 61.0
Speed(@4.8V sec/60): .20
Torque(@4.8V oz-in): 180.5
Speed(@6.0V sec/60): .18
Torque(@6.0V oz-in): 222.2
Gear: Metal
Bearing: 2BB
Case: Plastic
25 Tooth Spline
Frequency: 200-250hz
Pulse Width Frequency: 1520