Flux Pro 54 All Mountain Aluminum Mountain Bike Rim b2b Helix Core e*spec rings are

Helix Core e*spec rings are cold-formed from steel and then heat-treated to provide excellent durability and toughness

TPX bearings in the shell

That's why we created the Helix cassette line – to offer unparalleled cross-compatibility without sacrificing performance

Style (and Performance) for Days

160mm and 165mm

Flux Pro 54 All Mountain Aluminum Mountain Bike Rim b2b Helix Core e*spec rings areWelded 6069 AL Flux Pro 54 Aluminum rims have been developed to deliver the resiliency and lightweight needed for All Mountain wheels, while also providing Enduro riders with a lightweight front wheel option that maximizes compliant traction and comfort. With a lively ride dynamic, and fatigue reducing compliance, they're the perfect aluminum rim choice for long days in the saddle, including the odd white knuckle descent. Choose Flux Pro 54 front and