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USE Seatpost Shim

USE shims are used to shim smaller size diameter seat posts to fit into larger size diameter frames. Small collar on top of shim makes sure it will not slide down into the frame. The SX shims we carry will convert 27.2mm seatposts. Select your size.


  • 21 grams
  • Small anti slip collar
  • Made in England
  • $5.88
    Reg Price $12.95
    Item #: 248225 Weight: 21g