MASSIVE TORQUE @ SUPER SPEED  NOT THOUGHT POSSIBLE UNTIL NOW !!!

Massive 78kg/0.082@8.4v Yes that is correct that is not a typo 78kg of Torque at 0.082 sec.

Specification

Model: A280BHMW 2S
Operating Voltage: 4.8-8.4V
Operating speed: 0.126 sec/60° @ 4.8V
Operating speed: 0.110 sec/60° @ 6.0V
Operating speed: 0.095 sec/60° @ 7.4V 
Operating speed: 0.082 sec/60° @ 8.4V
Stall Torque: 48.0 kg-cm (667 oz-in)  @ 4.8V
Stall Torque: 58.0 kg-cm (806 oz-in)  @ 6.0V
Stall Torque: 66.0 kg-cm (917 oz-in)  @ 7.4V
Stall Torque: 78.0 kg-cm (1084 oz-in) @ 8.4V
Gear: Steel
Motor: Brushless
Size: 65.8*30.0*59.0mm(2.59 x 1.18 x 2.32 in)
Weight: 284.8g 
Connector Wire: TYU 300mm / 22AWG

A280BHMW is a 2S version 5th scale servo. It combines long-life brushless motor with monster torque design takes the driving experience of large model enthusiasts to a new level. It is ideal for 1/5 Monster Truck, Buggy, Crawler, Large Airplanes, Robot Arm, etc.
Fully magnetic waterproof IP67 grade can let your model play in humid environment or rainy day. This A280BHMW is suitable for most 1/5 scale models, which require to use with 2S Li-Po battery. 78KG superb torque and 0.082Sec lightning fast speed. Ultra light unique design with heat sink machining for medium and bottom case, so that the internal structure of the servo can absorb heat and smooth operation. Of course! In this era of rapid development.
It is fully upgradable to be Bluetooth APP programmable in the near future.