Shimano Dura Ace R9100 C40 Tubular Rear Wheel

. The Shimano Dura Ace R9100 C40 Tubular Rear Wheel is one of the best all around competition wheels available on the market. Shimano has created a lightweight wheel that possesses high lateral rigidity and stiffness to ensure instant acceleration, superbly efficient power transfer and superb aerodynamic performance Features Material Rim Carbon; Freehub Body Titanium; Hub Shell Aluminium; Spokes Stainless Steel Rim Height 37mm Rim Width 28mm Type Tubular Brake Interface Rim Brake Spokes 21 Freehub 10, 11 Speed Bearing Type Cup & Cone Weight 747gBuy Shimano Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.