Groupset Shimano 105 (5700) Silver 10 Spd Double Groupset Bottom Bracket Shimano 105 5700 BB Cups (105 10 Double/Triple) Eng Brakes Shimano 105 Silver 5700 Brakes Cassette Shimano 10 Spd 105 5700 Cassette 12-25 Chain Shimano 10 Spd 5701 105 Chain Chainset Shimano 105 Silver Double 5700/5750 10 Spd Chainset 5750 Compact 170 34/50 Front Gear Shimano 105 Silver (5700) 10 Double Front Gear Braze-on Rear Gear Shimano 105 Silver (5700) 10 Spd Rear Gear Short (SS) Gearshift Sti/Ergo Shimano STI Levers 105 Silver 5700 with cables Double