HITEC HS-81 MICRO 2.6kgYou get two choices with Hitec’s most popular servo the HS-81, resin or metal gears. A popular servo for smaller airplanes, heli’s, boats, cars and trucks, the HS-81 offers a fine balance between speed and torque. Detailed Specifications Motor Type:3 Pole Bearing Type:None Speed:0.11 / 0.09 sec @ 60 deg. EnglishMetric Torque:36.10 / 41.66 oz.in (4.8v/6v) 2.6 / 3.0 kg.cm Size:1.17" x 0.47" x 1.16" 29.80 x 12.00 x 29.60mm Weight:0.58oz16.60g The micro sized Tiny S servo is the twin brother of the Hitec HS-81. The Tiny S recomended for use in many of the Multiplex Elapo models and is perfect for any application where size and weight are a concerne.