DIY projects

Well after four years of mounting frags on live rock, I finally came up with a better solution. At least for me. Let me know what you think.
First off let me say this is better for me, I never said cheaper. LOL

Mounting corals frags to the live rock never was a pleasant experience. The epoxy putty would either get to hard too quick, or fail to stick to the live rock.
Then I had a idea to use magnets to hold down my corals. That way I could move them to different ...