We now present the new OCR women's models featuring the Alliance technology, never before been offered in the Giant for Women range. This blend of composite and aluminum in one terrific package, combined with the more forgiving upright positioning, is guaranteed to impress female riders. FRAME TECHNOLOGY Giant’s proprietary Alliance frame technology takes advantage of the performance benefits of both aluminum and composite. By combining this unique blend of materials with the OCR's more forgiving upright positioning, OCR Alliance introduces a new dimension of comfortable performance to the road. color W: Gold / Composite  Compact Road Design. fork fomulaOne Composite w/alloy steerer handlebar W: 6061AL short reach, shallow drop M: 6061AL anotomic bend, 31.8mm stem 3D Forged Aluminum, 31.8mm seatpost formulaOne Composite saddle W: Selle Royal Viper for Women M: Selle Royal Viper pedals W: Crank Brothers Candy C M: Shimano PD-M520 shifters W: Shimano R700, short reach M: Shimano 105, 10 speed front derailleur Shimano 105 rear derailleur Shimano 105 brakes Tektro R730, Long Reach brake levers W: Shimano R700, short reach M: Shimano 105 cassette Shimano 105 12/27T, 10 speed chain Shimano 105 cranks Shimano R600 Compact, 34-50T BB Shimano, external rims Xero XSR-3 hubs Xero XSR-3 spokes Xero XSR-3 tires Michelin Lithion, 700x 25c