The MV Pro has a 12,000 pound towing capacity and a 1,200 maximum tongue weight capacity. The unit also has a minimum capacity of 10% of the total trailer weight. 12-15% is optimal.
The MV handles this well as you can use the coupler to move the trailer. This setup may prevent use of the unit with a JX or mounting bracket if there is not 8in of adequate space for installation.
The Trailer Valet functions well with dual axle trailers as long as your trailer weight distribution is properly shifted toward the front of the trailer. The unit's use is limited when using with a triple axle trailer. A very large turning radius is ...
When using the mounting bracket, the rated capacity is reduced to 8,000 pounds. This is to account for any issues posed by potential side-loading of weight on your trailer.