ShimanoROAD on Twitter: "Already 10 years ago we introduced the Shimano Ultegra 6600 10-speed group set! #ThrowbackThursday http://t.co/LrI0punwvk" / Twitter
Shimano Ultegra 6600 10 speed compact groupset (same era as Dura ace 7800), Sports Equipment, Bicycles & Parts, Parts & Accessories on Carousell