What is it
In an effort to literally reinvent the mountain bike wheel, Spank injected a hard-cell foam into the hollow rim interior (see photo below). The goal is to make the Spank Spike 350 Vibrocore wheels more durable and better at damping vibration, delivering a more controlled and...
Fulcrum introduced new wheels line for 29er:
I posted something also on my blog, which is in Italian language:
I didn't order the Fulcrum Red...