Aluminium Frame and Forks. - Size:- c to c = 49cm.. c to top = 55cm.. Wheels:- Mavic Aksium - 3 Months old. Tyres:- Michelin krylon Carbon & Schwalb Lugano. Cassette:- 9 Speed 12 - 25. Chainset:- Shimano Ultegra 53 - 39. Saddle:- Selle Italia Flite. Brakes, Front & Rear Mechs. :- Shimano 105. Stem:- BBB 85mm. Bars:- Bontrager Race 38cm.. Peddles:- Look. Bottle Cage. This is a well spec'ed bike in good condition, However, there are some paint chips .The worst are as in the photos.