Weight: 21,1g / 0,74oz Dimensions: 30.0 x 13 x 38,1 mm (1.18 x 0.51 x 1.24 in.) Torque: 4.8V: 2,7kg/cm , 37,49oz/in Torque: 6.0V: 3,2kg/cm , 44,43oz/in Speed: 4.8V: 0.16 sec / 60° at no load Speed: 6.0V: 0.12 sec / 60° at no load The first gear using aluminum material has reduced inertial force and improve the precise control Anodizing horn gear shows excellent wear-resisting and corrosion resistance.