Fulcrum Wind 40c Clincher Road WheelsetThis race-ready wheelset from Fulcrum features high-end technology and design offering high-performance and versatility. Designed for tackling the tarmac on races, training or group rides, this wheelset features carbon rims and a 40mm profile for a durable, fast ride. Fast-Rolling Carbon Fibre Road WheelsComing equipped with a special AC3 treated, 3K carbon braking surface, each rim ensures efficient and powerful stopping performance, keeping you in full control as you achieve impressively high speeds. Spinning on a pair of aluminium hubs, the wheels also benefit from a smooth spin and tight tug on their straight-pull spokes, maintaining a sturdy and strong structure, however hard you ride.Features:Use: Road, TriathlonTyre Type: ClincherRim Material: Full Carbon, UD unidirectional - carbon fibre finishingInner Rim Width: ETRTO 17CExternal Rim Width: 24.2mmRim Profile: 40mmHub Material: AluminiumSpoke Material: Stainless-steelNipple Material: AluminiumBearings: Sealed cartridgeSpokes: Front: 18; Rear: 21, stainless-steel, double-butted aero, straightpullBrake Type: Caliper with "3K" carbon fibre braking surface, AC3 treatment on braking surfaceTubeless-Ready: NoQuick Release: Yes Weight: 1555gWeight Limit: 109kgBuy Fulcrum Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.