Zipp 30 Course Alloy Tubular Front Wheel

. The 30 Course Alloy Tubular is the first rim brake tubular from Zipp. It has been designed to put the rider at the front of the race pack, Gran Fondo or your own personal adventure Performance, Versatility and Durability. The 30 Course has rewritten Zipp's own strict rules for performance, versatility and durability in an aluminium wheel design; it has raised the bar for what is expected from all future designs. It features a wide rim profile, providing a greater tyre contact patch with the ground, which increases traction, rolling efficiency and ride comfort. It has been engineered to deliver stability, speed and safety over any terrain, should it be road, gravel or dirt Features MaterialAluminium Hub Model77 RimTubular Rim Depth26mm Rim Outer Width 25mm SpokesSapim CX Ray Spoke Hole Count18 Hole Spoke PatternRadial Spoke Length280mm NipplesSapim Secure Lock Weight665gBuy Zipp Wheels & Tyres from Chain Reaction Cycles, the Worlds Largest Online Bike Store.