The Savox SC-0251MG is a high torque, metal-geared, digital servo which is suitable for many applications .

Features:

Metal gear train ensures durability under harsh situations.
Slightly taller case design.
Ideal for aircraft and some 1/8 off road car applications.

Specifications:
Torque @ 4.8v - 13.0kg/180.5oz-in
Torque @ 6v - 16.0kg/222.2oz-in
Speed @ 4.8v - 0.20 sec/60 deg
Speed @ 6v - 0.18 sec/60 deg
Dimensions L x W x H (mm): 40.7 x 19.6 x 42.4
Weight: 61.0g

Specifications:
Operating Temperature: 14° - 122°F (-10° - 50°C)
Running Current (no load): 300mA @4.8V, 350mA @6.0V
Stall Current (at locked): 2600mA @4.8V, 3200mA @6.0V
Idle Current: 5mA @4.8V, 6mA @6.0V
Wire Length: 300 +/- 5mm
Output Gear Spline: 25 Tooth
Bearings: 2BB
Operating Travel: 120° (1000 → 2000 µ second)
Neutral Position: 1500 µ second
Pulse Width Range: 800 → 2200 µ second
Maximum Travel: Appx 164° (800 → 2200 µ second)
Refresh Rate: 240 Hz
Motor Type: Brushed