Savox SH0253P - Micro Digital Servo with Soft Start, 0.09sec / 30oz @ 6V

The Savox SH-0253 Plus micro, digital servo has a nice balance of torque and speed in addition to using a combination of industrial plastic and metal gears for added durabilty and smoothness.

"Plus" series servos feature Soft Start and Sanwa SSR compatibility.
Features:

Aluminum middle case allows for cooler operating temperatures.
Industrial plastic and metal gear train ensures durability and longevity.
Ideal for small planes, and 450 size helicopters.
Specifications:

Torque @ 4.8v - 1.8kg/25.0oz-in
Torque @ 6v - 2.2kg/30.6oz-in
Speed @ 4.8v - 0.13 sec/60 deg
Speed @ 6v - 0.09 sec/60 deg
Dimensions L x W x H (mm):22.8 x 12.0 x 25.4
Weight: 13.6g

Operating Temperature: 14° - 122°F (-10° - 50°C)
Running Current (no load): 150mA @4.8V, 180mA @6.0V
Stall Current (at locked): 1000mA @4.8V, 1200mA @6.0V
Idle Current: 5mA @4.8V, 5mA @6.0V
Wire Length: 250 ± 5mm
Output Gear Spline: 21 Tooth
Bearings: 1BB
Operating Travel: 90° (1000 → 2000 µ second)
Neutral Position: 1500 µ second
Pulse Width Range: 700 → 2300 µ second
Maximum Travel: Appx 150° (700 → 2300 µ second)
Refresh Rate: 240 Hz
Motor Type: Brushed