Amazon.com: SHIMANO ST-EF500-4 Bicycle Shift/Brake Lever Set - 3 x 7 Speed, EZ-Fire Plus, 4F-Alloy, for V-Brake - Black - ESTEF5004PV7A3 : Sports & Outdoors
Shimano Ultegra BR-R8100 Brake Caliper Set - Components
Shimano Grx Rx810 1x11 Speed Rx810 Rx812 Groupset Road Bike Groupset 170/172.5 30/32/34/40/42t Bicycle Group Set 1*11 Speed - Bicycle Derailleur - AliExpress