10 Speed Dura Ace Cassette. 10 Speed Chain with master link. Extra SC-6501 Flight Deck Computer and Mount. The item "Shimano Dura Ace 7800 2x 10 Speed Build Group Set with Flight Deck SC 6502" is in sale since Monday, November 19, 2018. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Build Kits & Gruppos".The seller is "coolbeansbrett" and is located in Jersey City, New Jersey. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Croatia, Bahamas.