Old 04-04-15 | 01:28 PM
  #2  
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trailangel
Senior Member
 
Joined: Feb 2014
Posts: 4,849
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From: Pasadena, CA

Bikes: Schwinn Varsity

What is wrong is your bike is upside down!
See rule #49
Velominati ? The Rules
Looks like your jockey/idler wheel is rubbing on your cassette cogs.
And it could be because you are driving the thing upside down, or you need to adjust the B screw on the rear derailleur, or chain length is not correct.

Last edited by trailangel; 04-04-15 at 01:56 PM.
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