With the Prima, performance aluminum, conic headset and a great geometry come together to make a bike that performs to very high standards. Material: 6061 Aluminum Shimano Sora Wheels:Alex Rims/Formula hubs Cranks: Shimano R500 50/34 Cassette: Sora 12-25 Brakes: Tektro R340 Post: MOst Alloy Bar: The straight MOst DB Flat handlebars allow a semi-upright position Stem: MOst 4 bolt Stem: MOst 4 Bolt Saddle: MOst Tires: Vittoria Zaffiro 25c