For sale is a like new Specialized Transition Comp Triathlon Bike Aluminum/ Carbon Fiber WSD Woman 47cm XS Small. History: This bike is from a retired rider who road it very little. Look how clean like new over all the bike is. The seat tube is 46cm from center to center the complete length is 50cm. Shimano Ultegra cranks 170 52 39 10sp rear cassette Ultegra shifters. Wheel rear Roval name brand Bontrager front wheel.