Reverse aluminium pulley set, for Colab chain tensioners, with sealed ball bearings"
Take your rear derailleur or Colab chain tensioner to the next level with our stylish and high-quality pulley set made from CNC-milled aluminum.
Available in four anodized colors, this set offers the perfect optical tuning for your bike.
The industrial ball bearings are well protected behind the dust cover and therefore offer a long service life