The Viathon R.1 Ultegra Carbon Road Bike is a road bike that gives you the Performance you crave on pavement. Its carbon frame and fork Are durable, with a sleek look that comes from internal cable routing. The Shimano Ultegra drivetrain balances speed and Performance, giving you a responsive ride that works hard so you don't have to. Its Oversize tapered head tube and bottom bracket give the bike an intuitive, precise feel. Embrace the road with confidence and power. Features of the Viathon R.1 Ultegra Carbon Road Bike FRAME: VIATHON R.1 ROAD FRAME FORK: VIATHON R.1 ROAD FORK HEADSET: FSA REAR DERAILLEUR: SHIMANO ULTEGRA RD-R8000, 11-SPEED, SHADOW FRONT DERAILLEUR: SHIMANO ULTEGRA FD-R8000, DOWN-SWING, BRAZED-ON TYPE SHIFT/BRAKE LEVERS: SHIMANO ULTEGRA ST-R8020, DISC BRAKE ROTOR: SHIMANO SM-RT800, 160MM, W/LOCK RING BOTTOM BRACKET: ROTOR PRESS Fit 30TO24 CONVERTER CRANKSET: SHIMANO ULTEGRA FC-R8000, HOLLOWTech 2, 50-34T CASSETTE: SHIMANO ULTEGRA CS-R8000, 11-SPEED, 11-30 CHAIN: SHIMANO CN-HG701-11, 11-SPEED FRONT AXLE: SHIMANO E-THRU AXLE 100X12MM REAR AXLE: SHIMANO E-THRU AXLE 142X12MM WHEELS: MERCURY S3C CARBON DISC TIRES: CONTINENTAL GRAND PRIX 5000 S, 700 X 25, BLACK + BLACK CHILI INNER TUBES: KENDA 23/25C HANDLE BAR: FIZIK SERVICE COURSE SL-70 ERGO BAR TAPE: FIZIK WHITE STEM: ZIPP SERVICE COURSE SL B1, 31.8MM, 6?, 110MM SEAT POST: ZIPP SERVICE COURSE SL B1, 0 OFFSET, 27.2MM, 330MM SADDLE: FIZIK ANTAreS R3