Wolf Tooth Upper Headset - Silver - IS41-28.6 - 15mm Stack PLP|EMTB Optimised All 4 of these sizes

All 4 of these sizes have the same design/profile

you'll need this to take them off and put them back on

Wide Base and Anti Slip Feet keep the trainer still for even the toughest of riders

With 100% natural constituents including Melaleuca Alternifolia (Australian Tea Tree) oil which gives antiseptic and aromatic qualities

Truvativ GXP®

Wolf Tooth Upper Headset - Silver - IS41-28.6 - 15mm Stack PLP|EMTB Optimised All 4 of these sizesWolf 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