HRT Door tip doublers are a great way to strengthen up the tips of your doors to prevent tip folding and another way to add some extra color! 

These will work with boat deck liner.

You will have to drill the holes, but using the doubler as a template becomes easy.

Stainless steel 4-40 button head screws and stainless steel nylock nuts are provided.  

Kit includes:

Tips and color you pick

stainless steel screws and nuts