With the current trend of + sized tyres

5" tapered steerers

See the link to download the installation instructions below

The "left" bracket will have the tab that connects to the shifter sticking out to the left of the brake clamp

Who's this item for:  Although this tyre shines in the enduro/all mountain environment

Tannus Armour Tyre Insert - 2.0-2.5 Inch - 26 Inch PLP|Riding Style With the current trend ofThe Tannus Armour Tyre Insert is the ideal solution if you are running tubes and want some bomber puncture protection as well as increased ride quality. Who's this item for: DH, Enduro, and Trail bike riders running tubes who are hard on tyres and get lots of flats! Tubes Tubeless: This system has been designed to be used with tubes. Tannus recommends these sized tubes with their inserts: 2. 0 2. 5" insert: 1. 75 2. 1 tube 2. 6 3. 0" insert: 2. 0" 2.