PDI-5521MG 20KG Metal Gear Analog Standard Servo

 FEATURE:
-- High-precision Taiwan-made metal gears
-- Dual ball bearings

SPECIFICATIONS:
Dead band: 2 μs         
Working frequence: 1520μs / 330hz
Operating Speed (4.8V): 0.18 sec/60°
Operating Speed (6V): 0.16 sec/60°
Stall Torque (4.8V): 17.25 kg.cm (239.55oz/in)
Stall Torque (6V):  20.32 kg-cm (281.89 oz/in)
Dimensions: 40.5X20.2X40mm
Weight: 62 g 
Connector Wire Length: JR  260 mm
Bearing: 2BB