I got contacted by Maytech about a new Dual motor ESC that they are beginning to sell. Here is the pictures and and specs
I can get them for you for 92 dollars ESC.
Detect and work with most motors in the market (Sensorless/Sensored Motor) Dual Drive speed controller, can work with 2 motors Voltage: 6-10S Lipo Cont. Current: 30A Burst current(10s): 50A Protection function: Signal loss, Over-heat, Low-voltage, over-current protection Dimension (LWH): 74.55020.5mm Weight: 98g