This Is What Is Included In The Build-Kit. If It Is Not Listed Then It Is Not Included:

• Shimano Dura Ace 7900 Crankset (170mm, 172. 5mm Or 175mm 53/39 Only; 7950 Compact Crank Available In 170mm, 172. 5mm Or 175mm 50/34; Shimano Dura Ace 7900 Bottom Bracket)
• Shimano Dura Ace 7900 Cassette (Choose From: 11-21, 11-23, 11-28, 12-23, 12-25 Or 12-27)
• Shimano Dura Ace 7900 Shifter/Brake Levers (Left And Right With Cables And Housing)
• Shimano Dura Ace 7900 Front D. (Braze-On)
• Shimano Dura Ace 7900 Rear D.
• Shimano Dura Ace 7900 Brake Calipers (Front And Rear)
• Shimano Dura Ace 7900 Chain