The Radium Performance® SR125 wheels were developed todeliver racey urethane-like road feedback with the comfort and grip of a pneumatic wheel.
Why Radium SR125:
Impressive high speed stability with perfect balance - glassy smooth at 45mp...
Reviews
5.0
8 ratings
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More grip than the 65A whites, smoother ride, and far better in cold weather 40-50F.
D
Donovan · March 14, 2026
Well made money well spent i need red ,but the yellow are surprisingly fast and grippy…and feels much better on the knees…longer journeys …. thank you definitely recommend and will without a doubt buy again
A
Andrew · December 30, 2025
smoother than the white ones and take a lot of the vibrations out of the road