The maximum per boat weight that our boat mounts can support is 80 lbs per mount (set).
Please refer to the maximum vehicle weight rating for your vehicle which can be found here.
For heaver boats up to 150 lbs we will have our new BigCatch available in mid Spring 2019.
If you have additional questions please let us know here, or by phone at 888-925-4621 M-F from 7 to 4 PT