DON'T HOLD BACK

The EOS series combines all our fastest technologies into a wheelset with one focus: uninhibited speed.

In Stock

All wheelsets ship in two weeks or less.

CUSTOMIZATION

Built by hand, made for you. Color options and upgrades available.

TECH

HUBS: THE CENTER POINT OF SPEED

Fast wheels spin on precision hubs.

LEARN MORE

THE PRIMA LIFE

View all

Covid Recovery - Come Back Like a Pro

Two-plus years into the COVID-19 pandemic, it is seemingly harder to escape the virus than ever before. And it finally got me. My goal here is to outline my experience with the virus and my coach’s and my careful return to training in hopes that my experience may be helpful...

Underbiking and Sloppy Steering - The Mystery of Tire Squirm and Rim Width

We‚Äôve reached the top of the climb - a rutted, rocky ‚Äúroad‚ÄĚ locally referred to in a tone of reverence and caution simply as ‚Äú143.‚ÄĚ We look down on the descent to come I can‚Äôt help but long for a mountain bike. ‚ÄúGravel‚ÄĚ riding in Southern Arizona...

The Venn of Cycling Pack Lists

by Rolf Prima professional triathlete, Amy VanTassel ‚ÄúDang! I have tons of pairs of long-finger gloves at home, and now I have to buy some.‚ÄĚ It‚Äôs rare to forget your bike, shoes, helmet, or phone, but doesn‚Äôt it seem inevitable that you‚Äôll...

BUILT RIGHT. HERE.

SPEED THAT'S MADE IN THE USA.

Designed and engineered in Eugene, OR.

OUR HISTORY