[Hectic]

^^that, especially if you use the smooth rubber (i preffer the promy one, but they are out of stock most places and have to come from japan or china) with the hard promy bridge tensioner. You get the good seal from the soft sleeve and good hop from the hard nub, plus with the notch in the bridge it centers the bb beter than the flat style, (same reason folks are using tue scs or H nubs with the rhops)