Digital amplifier for superior accuracy, response and holding torque High speed, .11 sec @ 60 degrees @ 4.8V for quick control response High torque, 24.2 oz-in (1.75 kg-cm) @ 4.8V Precise Centering - less than 1 degrees Lightweight, just 7.6 grams Universal connector compatible with major brand receivers Includes complete mounting hardware Includes multiple servo arms including an extra-long 3D servo arm for extreme throws Overview Digital high speed, high torque, precise centering servo is perfect for electric, park flyer, and high-performance 3D models, micro and mini electric helicopters, hand launch gliders. Replacement servo for the Blade 450 3D Heli.