Name�?6v20kg-cm brushless servo; Size :a�?40.2mm b�?20.1mm c�?38.8mm d�?48.0mm e�?10mm; weight:65g �0.2(2.29oz); Gear type:titanium gear; Speed:0.092sec/60� at (6v) 0.11sec/60� at (4.8v) Torque:(319.4 oz-in)23kg.Cm.At(6v) (277.8 oz-in)20kg.Cm.At(4.8v) Features:waterproof; high speed;shield servo wire; all aluminium cnc case, easy to eliminate heat;adopt high quality brushless motor. -