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Wide and superlight

19mm inner rim width,
ISM4D machining to save weight
430 grams

UST compliant

New rim bed shape makes it easier to mount and change tires
Improved rolling efficiency and comfort
Easy to use

Improved finishing

Black eyelets
Matt finishing
ISM4D machining for a unique design
The Open Pro totally reinvented, with the high-end technologies of our Wheel-Tyre Systems, including ISM4D and UST. The new rim bed shape improves the mounting of any tyres, tubeless and tubetype.
UST tape and valve delivered separately.


  • 430 grams (700C (grams))


  • Maxtal
  • SUP / Welded
  • Traditional drilling
  • Single eyelet
  • Low profile
  • Clincher
  • Tubeless Ready (Mavic UST valve recommended - not supplied with the rim)
  • Disc


  • Recommended tyre widths: 25 to 47 mm
  • ETRTO size: 622 x 19TC Road
  • Valve hole diameter: 65 mm
  • Recommended nipple length: 12 mm

Available colors / Versions

  • Black 28 holes
  • Black 32 holes

Manufacturing location

  • Made in France
SUP welding technology

SUP welding technology

Stronger and smoother joint Soudé Usiné Process After bending, the rim joint is arc welded The welded seam is then milled for a smooth finish
ISM 4D light rim technology

ISM 4D light rim technology

Inter Spoke Milling 4 Dimensions An exclusive Mavic patented concept, ISM 4D significantly reduces weight and inertia without compromising durability Quicker accelerations, better handling and more resistance ; the right mix to make the most of any ride The smooth profile also helps reducing aerodynamic drag
UST tubeless technology

UST tubeless technology

Traction and control Universal Standard for Tubeless Ready to ride tubeless system The UST concept improves traction, control and comfort while reducing inertia and flats