When I ran them, I just bolted them on and they held up great. That being said, there's nothing I can say bad about burning them on. It's how I have my EVO rockers installed now.
Here's a write-up I did for them just in case you need the help:
http://project-jk.com/jeep-jk-write...ure-series-rock-sliders-installation-write-up
Mine are bolted on and I have no issues. Then again, they have yet to hit a rock.View attachment 216748
How hard is it to break those welds and remove them if someone (future owner) wanted to?