Black Inc "Thirty Four" Carbon Gravel Wheelset Size:Wheelset - Shimano HG The new Super Record™ 12X2

The new Super Record™ 12X2 Speed rear derailleur: pure technology

As professional bike fitting has evolved

Motion-sensitive 85 db audio alarm for immediate deterrence

85g (35mm)

Dual-roller design frees up the rear wheel to move naturally

Black Inc "Thirty Four" Carbon Gravel Wheelset Size:Wheelset - Shimano HG The new Super Record™ 12X2ETA :: 6 weeks from order The Black Inc THIRTY FOUR gravel oriented wheels emphasizing strength and low weight, to offer top performance on mixed terrain rides. Strong enough for serious gravel grinds and light enough to keep up with the road specific competition. The transition between the hookless rim profile and the tire sidewall has been carefully optimized to provide exceptional aerodynamic performance when using a large diameter tire. This