30g Carbon MTB and Road Bike Spacer Carbon Components 3k / UD Matte
or Gloss Finish
This carbon spacer is fit for road and mtb bikes. One set of the
spacers has four pieces of 5mm,10mm, 15mm, and 20mm. The total
weight is 30g. The finish can be UD/3k matte or gloss finish. They
fit nicely on bikes.