54 cm supersix. This bike is in good shape but has been ridden and shows some signs of wear. Has been recently tuned comes with a wired SRM power meter with cannondale hollowgram cranks 53/39 standard chainrings 11/28 cassette. The bike has not been used in over a year so the power meter may need to be serviced from srm. Ultergra components, thompson seatpost, 46mm Ritchey carbon wheels and the original shimano wheels included. Brand new arione saddle. Located near Allaire if you would like to test ride it. I will include a used Garmin 800 as well. $1300.00 or best offer before it hits Ebay