Mavic XC 621 Disc 29 Inches UST Rim - black

Mavic's XC 621 Disc 29 inch is a simple and efficient fast and light cross country MTB rim. Featuring 21 mm internal width.
This rim is made of 6061 aluminium, features a sleeved joint, is single eyeleted and UST tubeless ready. Hookless rim shape.

UST (Universal Standard for Tubeless)

Traction and control. The UST concept improves traction, control and comfort while reducing inertia and flats. Enables to ride at lower tire pressure. UST rim profile with specific humps to fix securely the tire beads. Compatible with all types of tires (UST, Tubeless Ready, clincher with tube).
Material: 6061 aluminium
Weight supplement: manufacturer information