Mavic XC 821 Disc 27.5 Inches UST Rim - black

Mavic's XC 821 Disc 27.5 inch is a high performance fast and light cross country MTB rim. Featuring 21 mm internal width.
This rim is made of 6061 aluminium, features a SUP welded 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).

SUP (Soudé Usiné Process)

A welded and milled rim joint which is extremely strong, eliminates shuddering when braking and offers superior wheel balance.
Material: 6061 aluminium
Weight supplement: manufacturer information