One is the 20 by 4.0 inch Fat MTB tires with puncture protection and reflective sidewalls. Aside from these tires offering an extra layer of protection and suspension, Retrospec’s decision to offer ...

The Stromm Raktt might be the fastest bike on the market, it saves you 10 watts at 40kph and—hold onto your aero socks—30 watts at 60kph!