Storing The Kayak, Part 2

I have completed the kayak slings. Take a look at the completed product with kayaks:


And better view of how the arm of the sling, along with supporting blocks, connects to the wall


Clamping an additional block on the end of the arm. I clamped on the sides of the additional block to keep it from splitting when I screwed into it.


One top arm installed and a 2x4 being used to level the other:


And additional picture because I know you can't get enough: