The perfect "starnut" expander for your lightweight project bike with delicate carbon steerer... The silicon rubber is compressed between two plates and hence clamps into the steerer. Unbeatable total weight of just 7g! 

TUNE GumGum

$26.90 Regular Price
$17.49Sale Price
  • Compatability:
    - ideal for carbon steerer shafts
    - ID 24 - 25.5mm

    Weight: 7g