We tested Specialized's strongest-ever carbon Roval Traverse HD 240 DEG wheels, now with a fast-engaging DT Swiss 90 P.O.E.

WTB has three new saddles to choose from, with different levels of padding and Fusion Form support across the range.

Unlike conventional chemical rockets, Sunbird relies on nuclear fusion – a process that replicates the energy production at the core of stars – to propel spacecraft.