I'm getting close to completing my backup bike which will also serve double duty as my oldest son's bike also.  I'm looking for some center lock rotors.  Ideally I'd like 180/180, but I could get buy with 180/160 also.  Let me know what you've got out there?  I'm wanting to purchase. PS- I'm also looking for a standard old(er) school 1 1/8" straight steer headset.  I'd love to find an old King that is not needed by someone, but this (other) bike is going to be a piece-meal build and I don't