Savox sc-0352 is considered a 'standard' servo, but outperforms other standard servos with more torque and dual bearing support. Features: dual ball bearing support for precision and gear support. Industrial plastic gear train is quiet and smooth. More torque than other standard servos. Specifications: torque @ 4. 8v - 4. 2kg/58. 3oz-in torque @ 6v - 6. 5kg/90. 3oz-in speed @ 4. 8v - 0. 14 sec/60 deg speed @ 6v - 0. 11 sec/60 deg dimensions l x w x h (mm): 40. 7 x 20. 0 x 39. 4 weight: 42. 0g (sav-sc0352)