With a wider 30mm profile and the best combo of lightweight and high strength, E-XM 430 is a trustworthy rim for your all-mountain adventures. This sleeved rim is strong, has a PFP (pinch flat prevention) profile and is tubeless compatible thanks to matching tape. Optimised 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 without eyelet
Height: 21mm
Internal width: 30mm
ETRTO: 622x30TSS
Tyre: UST Tubeless Ready
Valve hole diameter: 6.5mm
Tubeless tape width: 35mm (Not included)
Recommended tyre width: 52 to 125mm
Spoke bed diameter: 598mm
Weight: 590g