The Savox SH-0255MG micro, metal-gear, digital servo has plenty of torque to match a much larger standard size servos and outperform other competitive micro-size servos.
Metal gear train ensures durability and longevity. Aluminum middle case allows for cooler operating temperatures. Ideal for small planes, and 450 size helicopters. Torque @ 4.8v - 3.1kg/43.1oz-in Torque @ 6v - 3.9kg/54.2oz-in Speed @ 4.8v - 0.16 sec/60 deg Speed @ 6v - 0.13 sec/60 deg Dimensions L x W x H (mm):22.8 x 12.0 x 29.4 Weight: 15.8g