Campagnolo bora wto 45 road wheelsetthis wheelset from campagnolo has been designed with aerodynamics and the latest technology in mind. Made from durable carbon fibres, ensuring lightweight reliability and enhanced control. Thanks to the angled design, this wheelset benefits from maximised airflow to improve your speed and performance. Speedy rolling carbon construction road wheelsetwith a 19mm internal rim width, the bora wto 45s are suitable for use with 23mm, 25mm and 28mm tyres and thanks to their two way fit design, will accept them in tubeless or clincher designs for excellent adaptability. The braking surface of the rims has been treated with an ac3 all conditions carbon control coating to enhance stopping prowess in all weathers, with the black aluminium monolithic hubs and their usb ceramic cup and cone bearing systems ensuring a steady spin.those hubs also provide a dependable hold to the steel straight pull spokes which add dynamism and reinforcement to each wheel. With 18 on the front in an elliptical lacing pattern and 21 on the rear, organised in a g3, triplet design at crucial strengthening zones, this campagnolo wheelset lets you ride with unrivalled power and pace as you hunt for the podium.featuresrim material full carbonprofile 45mminternal rim width 19mmtyre type two way fit tubeless and clinchertechnology ac3 treatment for improved brakingspokes aerodynamic anti rotation spokesspoke material stainless steelspoke count front 18 steel spokes in the front elliptical cross section rear 21 steel spokes in the rear elliptical cross section, spaced in groups of three through the g3 systemhubs black aluminium monolithic hub with usb ceramic cup and cone bearing systemwheelset includes special brake block kit for carbon wheels, 35mm tubeless valve, 35mm valve extender, 2x tyre levers, valve bushingcassette compatibility campagnolo freehub option 9 12 speed shimano freehub option 9 11 speedweight 1496gbuy campagnolo wheels tyres from chain reaction cycles, the world's largest online bike store.