After reading this Having used product for a couple of weeks I've noticed the supposedly sticky pads "barely sticky", my heatsinks keep falling off. Damn. Downgraded, I need to upgrade to a better quality thermal dual tape Extruder of the 3D printer. I'm not sure what other reviewers got, in my package I found (next to the heatsinks) 4 pre-cut washers of unknown origin, although not very sticky they seem to conduct heat well, I know this is because the temperature was measured at the engine the