SENSAH STI Road Bike Shifters Double 2×7/2×8/2×9/2×11 Speed Lever Brake Bicycle Derailleur Groupset Compatible for Shimano Claris Sora (2*10 PHI(compatible4600/5700/6700))
SHIMANO Ultegra ST-R8150 Di2 Dual Control Shift/Brake Lever Set for Rim Brakes - Left and Right, 2x12-Speed, Black : Sports & Outdoors - Amazon.com
Amazon.com : SHIMANO FC-6750 Ultegra Chainring (110x34T 10 Speed) : Bike Chainrings And Accessories : Sports & Outdoors