Open Pro is the latest version of Mavic "Open" rims, and as such is the most advanced evolution. Optimized up to the limit of material potential, Open Pro is probably the best road rim available.
Features:
Maxtal
SUP
Traditional drilling
UB Control
Double Eyelet
Low profile
Clincher
Specifications: ETRTO compatible size: 622 x 15 Recommended tire widths: 19 to 28 mm Valve hole diameter: 6.5 mm Recommended nipple length: 12 mm Recommended rim tape: 622 x 16 x 0.6 Weight: 435 grams