Shimano Dura-Ace BR-9000 and Ultegra BR-6800 Brake Cable Adjusting Unit 689228994492 | eBay
Ultegra 6800 chain ring on a Dura ace 9000 crankset. I wanted to save some money so I ordered ultegra 6800chain rings because you always read everything is interchangable between these systems.
SHIMANO ULTEGRA Short Cage Rear Derailleur 11-speed | SHIMANO BIKE-EU