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9.3 average score from 150 reviews

RollerBoys 11T-13T

Model number: BDP-08
  • check 11x13T CrMo derailleur pulleys
  • check Composite material provided by EMS Swiss, with 40% glass-fiber mixture
  • check Sealed bearings with aluminium cover for optimal durability
  • check Compatible with 11-speed Shimano GRX (810/815)
More information

In stock

As low as: €0.00
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RollerBoys derailleur pulleys

The RollerBoys will make your bike ride so smooth that you will never stop anymore! The composite material is strong and durable and the special teeth pattern makes sure you can shift to a higher gear with the speed of light! High-quality pulley wheels are a must-have for every serious bike rider, with the RollerBoys you are good to go!

RollerBoys 11T-13T
High-end derailleur pulleys

Specifications

  • Weight (g)

    27

  • Narrow wide

    No

  • Pulley size

    11/13T

  • Gears

    11-speed, 12-speed

  • Part materials

    Grivory EMS

  • Compatible with

    GRX RX810, RX815, RX820, RX825

  • Compatible with brands

    Shimano

  • Bearings material

    CrMo