+1 on the whiskers and my string just barely touches the STS and no problems. Only problem I have is the Limbsaver Quads fell off after two shots but they are sending me new pads to see if that takes care of it. Like Hutch said without those on I definitely get a tuning fork vibe, with them not.
2010 Bengal,63#, 28dl, Easton ST Excels 400s @ 27.5", GT 5575s @ 27.5", or Beman 400s @ 27.5, ST 100 Magnums/Grim Reapers, older WB, Bonecollector 1100 Sights, LimbSaver "S" coil stabilizer, Grayling four arrow quiver, nocturnal nocks, Hutch-n-Sons cable/strings