Savox std size digital servo metal gear 7. 2kg@6v - plus standard size digital servo with high performance rate and strong metal gears. Ideal for 30 size airplane, wheel steering on 1/8th buggy. Features precicison-made metal and plastic gears form a solid and strong framework for our servos. Totally green ■from material to production, our servos are environmentally friendly. Specifications dimensions: 40. 7 x 20 x 39. 4mm weight: 49g** speed (sec/60â°): 0. 14 torque (kg-cm/oz-in): 7. 2/99. 9 gear: metal case: plastic **weight listed does not include wires or horns. Savox plus / ""+"" models: feature a new soft start mode and sanwa ssr compatibility. (sav-sc0254mg)