Wolf Tooth Upper Headset - Green - IS41-28.6 - 25mm Stack YGroup_7033426018349 Compatible with Topeak TRI-BackUp series

Compatible with Topeak TRI-BackUp series and Omni-BackUp Elite hydration mounts

Truvativ has created a wide

Neck: The Signature Tee uses a crew neck

Includes 2 M$ mounting bolts

With an extra long hose and mounting accessories included

Wolf Tooth Upper Headset - Green - IS41-28.6 - 25mm Stack YGroup_7033426018349 Compatible with Topeak TRI-BackUp seriesWolf Tooth Upper Headsets are machined in the USA out of aircraft grade aluminium with superior sealing for protection against the elements. Available in a variety of colours to add some style to your bike. The ZS headsets are for frames with internal bearing cups that are pressed into the frame. The EC headsets are for frames with external bearing cups. In other words, the bearing sits outside of the frame with these headsets. These IS headsets are