Using lightweight, race-proven Advanced-grade composite material, Giant builds every TCR Advanced frame by hand with its innovative, race-proven Compact Road geometry. Lightweight, stiff & quick to accelerate, it features Giants Over Drive 2 steerer tube design for precision steering & handling. The Mega Drive downtube & toptube combination, along with the Power Core bottom bracket, produce a razor-sharp, super-efficient ride quality thats often imitated but never duplicated. FRAME Sizes S, M, M/L, L Colours Composite/ Blue Frame Advanced-Grade Composite Fork Advanced-Grade Composite, Full-Composite Over Drive 2 Steerer COMPONENTS Handlebar Giant Connect SL Stem Giant Contact Seatpost Giant Vector Composite Saddle Fi'zi:k Arione MG Pedals Not included DRIVETRAIN Shifters Shimano 105 20 speed Front Derailleur Shimano 105 Rear Derailleur Shimano 105 Brakes Shimano 105 Brake Levers Shimano 105 Cassette Shimano 105 11-28 Chain KMC X10SL Crankset Shimano 105 39/53 Bottom Bracket Shimano Press Fit WHEELS Rims Giant P-SL1 Wheel System Hubs Giant P-SL1 Wheel System Spokes Giant P-SL1 Wheel System Tires Giant P-SL1, 700x 23mm Front & Rear Specific, Folding OTHER Extras Ride Sense ANT+ transmitter