The Hobbyking Brushless series use low drain brushless motors for extended motor life and therefore reliability, HV operating voltages also mean this servo can operate directly from a 2s Lipoly Battery, eliminating the need for voltage reduction devices like UBECs and Regulators.

Specs:
Voltage: 6.0v / 7.4v
Speed: 0.16sec/60deg (6.0v) - 0.13sec/60deg (7.4v)
Torque: 10.4kg.cm (6.0v) - 14.5kg.cm (7.4v)
Size: 40mm x 20mm x 37.5mm
Weight: 56.4g
Gear Train: Full Titanium Alloy
Motor: Brushless
Casing: alloy heatsink Centre
Ball Bearing: 3
Lead: 300mm HD with Universal/JR Plug

Weight (g) 56
Torque (kg) 14.5
Speed (Sec/60deg) 0.13
A(mm) 44
B(mm) 40
C(mm) 40
D(mm) 20
E(mm) 55
F(mm) 38