Joined: Mar 2007
Posts: 9,087
Likes: 5,222
From: SF Bay Area, East bay
Bikes: Miyata 618 GT, Marinoni, Kestral 200, Soma double cross 2002 Trek 5200, KHS Flite, Koga Miyata, Schwinn Spitfire 5, Mondia Special, Univega Alpina, Miyata team Ti, Santa Cruz Highball, Waterford rs11
Could be a derailuer cable rubbing. If it's extra long or bent in a way that it hits a moving part, it will make that noise. As you shift gears it may move away or into something.