NOBL TR37/Onyx Vesper Rear WheelSilent stealthy and quick engaging. The TR37 Onyx Vesper wheels are perfectly suited for riders that navigate towards trail riding. Featuring Onyxs revolutionary sprag clutch the fastest rolling hub on the market with a completely silent freehub when coasting and engages instantly when you drop the hammer. All NOBL wheelsets come taped with valves and ready to go! Simply throw your tires on with sealant and youre set! Full carbon fiber design and