* Clean factory new aluminium jockey wheels for our chain tensioner.

* Made in high quality 7075 T6 aluminium for a great durability and strenght.

* Sealed bearings offers much more smoother rolling on the bike and will be not a problem to ride in wet conditions. 10 teeth instead of 11, the chain get much more integrated by cutting one link (optionally).

* Different spacers included on the wheels.

* Weight: 22g