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)