Custom built. Super light. Weighs 15 pounds. The performance advantage of low weight increases with the slope of the uphill climb. About 300 kms since built. I'm 5'11" and it is a bit too small for me, hence the low miles. The seat tube is 55 cm (centre to top) and the top tube is 57.5 cm (centre to centre). It comes with the following components: Sram Force Carbon Crankset 53/39 Sram Rival Shifters Sram Rival Brakes Sram Rival front and rear derailleurs Sram OG 1070 Cassette 11-25 Sram PC 1091 Chain FSA K Force carbon Seat Post $100 FSA Plasma integrated carbon bars 42cm wide with 110mm stem Fizik Aliante Saddle Reynolds Solitude Wheels Vredestein Fortezza Tricomp tires 700x23 2 x Blackburn Carbon Water bottle cages Component costs tally to $2700 USD, not including the BLUE RC6 carbon frame!