Genetic Seatpost Shim (Black) (30.9mm to 31.6mm)

Genetic Seatpost Shim (Black) (30.9mm to 31.6mm)
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Price: $13.99


  • 30.9mm to 31.6mm

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The Genetic Seatpost Shim allows you to use a 30.9mm seatpost in a 31.6mm seat tube.


  • Allows you to fit a smaller diameter seatpost into an oversize seat tube
  • Long shim length protects frame and post from unwanted movement
  • Precision CNC machined alloy with top lip 

This product was added to our catalog on March 13, 2020