Quote:
Originally Posted by strick
another thing to consider that I don't see mentioned ever is the type of washer used to bold the bracket to the transom...Square washers (plate washers) are far stronger then round washers so I usually had some ss 1/4" thick 2x2" washers made up (welding shop) for the bracket...you probably can find these already pre made if you search.
strick
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Search for 316 ss unistrut washers. We use them all the time in industrial electrical mounting hangers. They are common with 3/8" and 1/2" holes and measure 1 1/2" x 1 1/2" normally.
For backing brackets and outboard bolts I just normally use 4"x 1/4" aluminum flat bar cut down to size.