
Rollerblade Hydrogen Pro 100mm X-FIRM Wheels (2 Pack)
Rollerblade Hydrogen Pro 100mm X-FIRM Wheels. Hydrogen Pro wheels are made in the USA with the highest quality materials, standards, and attention to detail to be used during all race conditions and leisure skates for consistent, top-end performance on road, track, long distance, and sprints. They provide the extra speed required for athletic competitions. excellent, consistent performance, superior control in turns, great speed all track/speed competitions.
Rollerblade Hydrogen Pro 100mm X-FIRM Wheels incorporate a multi-layer technology, Mtech®, which is comprised of two layers of urethane to provide the ultimate footprint (for grip), rebound (speed/energy return), roll, and wear. This combination with the core makes it the most responsive wheel you can put on your skates.
Rollerblade Hydrogen Pro 100mm X-FIRM Wheels excel in sprints and track races to provide optimal performance, performing well in all conditions. Made in the USA with an exclusive dual-pour urethane formula, the outer ring enhances wear while the inner ring improves mechanical grip. X-Firm provides consistent speed, a high level of stability, and is great in all race conditions for all-around performance and versatility in track and road
Rollerblade Hydrogen Pro 100mm X-FIRM Wheels are sold in sets of 2
Perfect for Marathons and Open Road Races
- Sizes: 100mm
- Hub: 9-spoke Turbine
- Thickness: 24MM
- Hardness: X-Firm
- Exclusive dual-pour formula with M-TECH – Inner ring is softer for flex, outer ring is firmer for speed
- Bearing Core: 608
- Spacer: 10.25±0.03mm
- Color: White-Green
- Style: Marathon and Speed Skating
- Recommended Surface: Road, Asphalt, Smooth Surfaces




