Savox std size digital servo metal gear 10. 5kg@6v - plus standard size digital servo - high cost/performance rate. Ideal for 30 size airplane, wheel steering on 1/8th buggy. Savox sc0252mg+ servo features: precise-made metal gears form the solid and strong framework of our servos. Production and quality control of plastic component in our servos follow the standard of branded digital camera. Totally green – from material to production, our servos are environmentally friendly spec check: dimensions: 40. 7 x 20 x 39. 4mm weight: 49g** speed (sec/60°): 0. 19 torque (kg-cm/oz-in): 10. 5/145. 7 gear: metal case: durable plastic **weight listed does not include wires or horns. Savox plus / ""+"" models: feature a new soft start mode and sanwa ssr compatibility. (sav-sc0252mg)