I could say that all carbon frames are the same, just that most expense much more than others, this is of course not true as there are unique high quality of carbon and the produce approaches generate a variation to the price, excess weight, performance, power and stiffness. With a finances of underneath 2,000 GBP for a finish bicycle, which includes a carbon frame, this does not offer you an tremendous choice to decide on from and limits your selection of equipment, but not impossible.
I would not go lower than Shimano 105 for the equipment, unless you buy a very excellent frame and then up-grade the kit later. As to the gearing; we don’t realize exactly where you dwell, so this is tough to answer as you may be in either a flat or mountainous region. To include all eventualities I would go for a small chain set with a 50 tooth massive chain hoop and a 34 or 36 tooth small chain hoop. The cassette could possess an 11 or 12 tooth sprocket and a 25 tooth significant sprocket. If you reside in a very mountainous spot or intend to do many mntain riding, you could go for a 27 tooth within sprocket. With these products ratio’s you should be OK on a lot any route.
OK back to the carbon bike frame: Take a glimpse at Giant, they are properly built carbon frames that have a lot of attributes and are not too expensive. The less costly Pinarello’s and Colnago’s are a good buy, they are fashionable and have stellar pedigree and glance stellar with that Italian design. There are many frames manufactured in Taiwan and India which are then labelled with a Western name, some of these are extremely moderately priced and will ride well, but you need make sure there is a results coverage if there is a trouble with a breakage. Trek and Specialized are also a great stick to glance as each manufactures make quite great atv quads that are quite ride-able. Get a bike name you comprehend and trust from a bicycle shop that you also sense positive with and you shouldn’t go wrong.