These are simply the best servos you can buy at any price, and a great value too.

Perfect centering, top ball bearings, available in tough CarbonPoly or all-Metal gear train, Digital torque and precision, and full programmability all put the "control" back in your Radio Control!

Fully programmable for Speed, Deflection, Centering, REVERSE, and more.

Features:

• High Voltage-fully programmable full size digital servo
• Double Ball-Bearing
• Programmable with free PC software connected via USB adapter (HP-AT-PRGUSB)
• Rotation in degrees, Adjustable 30 to 140 degrees total/ 90 degree default (45 each way)
• Adjustable travel speed from 1% to 100% of Rated Speed (100% default)
• Supports 2S lipo, 8.4V

Included with the package:

• Atlas DH16 Digital High Voltage Servo GCD (High Speed) x 1

Specifications:

• Speed(sec/60deg@6.0/7.4V): 0.08/0.07
• Dynamic torque(kg/cm@6.0/7.4V): 3.0/2.5
• Holding torque(kg/cm@6.0/7.4V): 6.0/5.0
• Gear Train primary material: Carbon Poly
• Dimensions: 32.0 x 16.0 x 31.6mm
• Weight: 26.5g

Note: See the Manuals and Support Tab for more details for Full Specifications and Programming Guide