Used Specialized Amira Comp, Women's Carbon Fiber Road Bike-2011, 51cm (Brand Specialized Model Amira Comp Womens Size 51cm 53 57 Frame Material Carbon Fiber Weight 17 lbs 06 oz Year 2011 Build Fork Specialized FACT Carbon Fiber Brakes Shimano 105, Caliper Shifters Shimano 105, Mechanical Front Derailleur Shimano 105 Rear Derailleur Shimano 105 Crankset Shimano 105, 50 34t, 170 mm Cassette Shimano 105, 11spd, 11 28t Chain FSA Handlebar Specialized alloy, 38 cm Headset Specialized integrated Stem Specialized alloy, 90mm