The SG-0351 is a standard digital servo with dual bearing support for increased precision and durability. ""Plus"" series servos feature Soft Start and Sanwa SSR compatibility. Features: Industrial plastic gears provide smooth and quiet operation. Higher value standard servo with dual ball bearing support. Specifications: Torque @ 4.8v - 3.2kg/44.4oz-in Torque @ 6v - 4.1kg/56.9oz-in Speed @ 4.8v - 0.22 sec/60 deg Speed @ 6v - 0.17 sec/60 deg Dimensions L x W x H (mm): 40.7 x 20.0 x 37.0 Weight: 41.0g (SAV-SG0351)