Amazon.com : Shimano Unisex's BR-7900 R55c3 Replacement Cartridges (Pack of 2), Black, One Size : Bike Brake Pad Inserts : Sports & Outdoors
Amazon.com: 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 (211s Lever) : Sports & Outdoors
Amazon.com : SHIMANO Road Shift Cable and Housing Set (Black) : Bike Shift Cables And Housing : Sports & Outdoors
Amazon.com : JFOYH 2022 New Ultralight Series 11 Speed Cassette for Road Bike 11-28T/11-32T/11-34T/11-36T Compatible with Shimano and Sram Standard HG Hub Driver, Original Gift Box Packing-Rainbow : Sports & Outdoors