If you're after a standard servo for sport applications with the speed and accuracy only a digital servo can provide, the SG-0351 is the servo for you.
Savox is fast becoming one of the leading brands of high quality, high performance digital servos. Manufacturers of servos for Align and some JR models, Savox digital servos ensure fast, strong and accurate holding power, torque up to a whopping 40+kg, and speeds as fast as 0.045 seconds - there's a servo for all RC applications.