The SV-1274MG is a high speed and high voltage servo which combines leading edge technology with a metal gear train, making it an ideal option for many heli tail applications and more.Features:Metal gear train ensures durability under harsh situations.Capable of HV operation.Ideal for heli tail applicationsSpecifications:Torque @ 7.4V - 10.0kg/138.9oz-inTorque @ 8.4V - 15.0kg/208.3oz-inSpeed @ 7.4V - 0.050 sec/60 degSpeed @ 8.4V - 0.045 sec/60 degDimensions L x W x H (mm): 40.3 x 20.2 x 37.2Weight: 61.0g