---

Jackmuffin, I think you are going to need an outboard bracket. Such as those offered by Garelick (but there are other vendors as well). Here's just one of many examples sold by Defender:

https://www.defender.com/product3.jsp...;id=524194

https://search.defender.com/?expressi...et&s=1

Also, you might be wise to consult with Boston Whaler and see if they have any recommendations for how to approach this.