Part of the new KARBONITE digital servo series, the HS-6965HB is the fastest available. Providing a blinding fast .08 transit speed, this servo is perfect for tail rotor applications
Motor Type : High Performance Coreless
Bearing Type : Dual Ball Bearing
English Metric
Torque 4.8/6.0v : 92/111 oz. 6.6 / 8.0 kg.
Speed 4.8/6.0v : 0.10 / 0.08 second
Size : 1.6"x 0.8"x1.5"
40 x 20 x 37mm
Weight : 1.83 oz. 52 g.
http://www.hitecrcd.com/Servos/spec_she ... 6965HB.pdf