Frame/ Fork / Zipp SL Speed seatpost / Zipp SL Sprint stem @ 110 mm / Zipp SL 70 Aero bars / Wheels MFG PF 30 bottom bracket. The original Specialized bottom bracket is installed and works well, but I included the Wheels MFG BB as some riders prefer this BB to the original. This is a used bike, but in fantastic shape. There is a small ~1.5 mm paint chip at the top of the seat tube on the non-drive side. There was a sticker on the top tube near the head tube. The area under the sticker is slightly less sun damaged than the rest of the surrounding space. In time I would expect UV exposure to ...