Tannus Armour Tyre Insert - 2.0-2.5 Inch - 29 Inch algolia-ignore Shift out of the big

Shift out of the big ring and wipe the chain thoroughly

The XTR BB93 is a lightweight BB that features premium bearings and seals to ensure you always have the best possible performance on hand

The narrow-wide tooth profile is necessary in single chainring setups to help prevent the chain from dropping off

Rise: 50mm and 80mm

Compatibility: SRAM/Shimano - Road and Mountain

Tannus Armour Tyre Insert - 2.0-2.5 Inch - 29 Inch algolia-ignore Shift out of the bigThe 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.