i ran mine and when it came undone i pressed it all the way out, (which there was not a drop of adheasive anywhere on the rotor) then used green locktite and pressed it back in, mind you this wasnt that hard, i dont think tekin even used an interference fit on the old style rotors, i think they just pressed those little spacers together "pinching" the rotor thinking that would hold. I have been running my fixed rotor for about 50 packs now and its fine