Reverse Components Pulley Set - for Colab Chain Tensioner - black

The milled derailleur pulleys from Reverse Components take the Colab chain tensioner or rear derailleur to the next level. The ball bearings are well protected behind the dust caps and offer a long service life. The set includes both an upper and a lower derailleur pulley. Features compatibility: Colab | Colab Expert for 7 | 8 | 9 | 10 | 11 | 12-speed chains number of teeth: 11 teeth ball bearing material: aluminum