Fulcrum Racing Speed XLR Dark Label Tubular Wheelset. You can now own the Racing Speeds in the Limited Edition Dark Label version which feature black hubs and a stealth graphic package. Racing Speed™ wheels are much loved by professional cyclists. Their widespread diffusion is due to the wheel's many features: the high rim profile combined with lightness make this model particularly suitable for the most varied racing situations. And buy this Fulcrum Racing Speed XLR Dark Label Tubular Wheelset Now £1,475.49.