Bridgestone - Battlecross X31 Tyre Size:80/100-21 Front Quick and easy to mount

Quick and easy to mount

durability and moisture wicking

It also has a swiveling and rotating head so your smartphone can always be perfectly positioned

Just replace the stem cap of your bike with the Micro Stem Mount and you're good to go

Bridgestone - Battlecross X31 Tyre Size:80/100-21 Front Quick and easy to mountThe newest member of the BATTLECROSS X series is here! The BATTLECROSS X31 is for a broader range of intermediate terrain in big bike sizes.* Starting where the X30 left off, the X31 is enhanced with Bunker Groove technology which results in greater traction in both harder and softer terrains.* Bunker Groove works by improving casing flex which enhances traction in harder terrain and adds biting edges for traction in softer conditions.* Cooling Fins