The HS-311 sport servo provides the novice modeler all the performance and reliability you would expect to find in a more expensive servo. Combined with precise resin gears and SMT circuitry, the HS-311 represents a remarkable value in today's R/C market.
Motor Type : 3 Bole Ferrite Bearing Type : Nylon Bushing Torque 4.8/6.0v : 42 / 51 oz. 3.0 / 3.7 kg. Speed 4.8/6.0v : 0.19 / 0.15 second Size : 1.6 x 0.8 x 1.4" 40 x 20 x 37mm Weight : 1.7 oz. 48.5 g.