PRODUCT DESCRIPTION The AeroSystem Shaping Technology and SpeedControl SL brake system are the result of countless hours in the wind tunnel. The Advanced-grade composite frame delivers optimal stiffness and light weight. The Vector SLR seatpost offers wide-ranging adjustability while minimising drag. Race-proven frame technologies, including the OverDrive 2 steerer tube and PowerCore bottom bracket, make it a well-rounded performer that shines in sprints and solo flyers. So when the name of the game is speed, the Propel Advanced Pro is your winning advantage Bike Weight - 7.52kg (M frame tested - no pedals) Features Advanced-Grade Composite frame Pro-Spec, Advanced-Grade Composite, Full-Composite fork with OverDrive 2 Steerer Shimano 105 22 speed drivetrain Giant SpeedControl SL Ti brakes Giant P-SLR 1 Aero WheelSystem The Giant Propel Advanced Pro 2 2015 Features are: Frame: Advanced-Grade Composite Fork: Pro-Spec, Advanced-Grade Composite, Full-Composite OverDrive 2 Steerer Bars: Giant Contact SL Stem: Giant Contact SL, ±8 degree rise Speed: 22 Front Mech: Shimano 105 Rear Mech: Shimano 105 Shifters Shimano 105 Chainset: Shimano 105, 36/52 Bottom Bracket: Shimano, Press Fit Cassette: Shimano 105 12-25 Chain: KMC X11L Front Brake: Giant SpeedControl SL Ti Rear Brake: Giant SpeedControl SL Ti Rims: Giant P-SLR 1 Aero WheelSystem Front Hub: Giant P-SLR 1 Aero WheelSystem Rear Hub: Giant P-SLR 1 Aero WheelSystem Spokes: Giant P-SLR 1 Aero WheelSystem Tyres: Giant P-SL1, 700x23mm folding Front Giant P-SL1, 700x23mm folding Rear Seatpost: Giant Vector Composite