Description

Offering both a lightweight and a wider profile, the XC621 has fast accelerations and grip in all situations. This sleeved rim offers simplicity and reliability with its hookless profile and tubeless compatibility. In addition, with an enhanced tyre profile, comfort and puncture protection.

**UST Tubeless technology**

Traction and control. The UST concept improves traction, control and comfort while reducing inertia and flats

**Specifications**

* Material: S6000 Aluminium
* Braking: Disc
* Profile: Asymmetrical and hookless
* Joint: Sleeved
* Drilling: Traditional with eyelet
* Height: 20mm
* Internal width: 21mm
* ETRTO: 584x21TSS
* Tyre: UST Tubeless Ready
* Valve hole diameter: 6.5mm
* Tubeless tape width: 25mm (Not included)
* Recommended tyre width: 25 to 64mm
* Spoke bed diameter: 558mm
* Weight: 427g