BBB Cycling Bicycle Disc Brake, High Performance Brake Position Disc Brake Pads for Shimano M810, Saint M820 and Zee M640 and TRP Quadiem SL 1 Pair (2 Pieces) BBS-55 Green E-Bike :
Amazon.com : JFOYH 4-Piston MTB Hydraulic Brake Set with 160mm Floating Disc Rotors, Front and Rear Hydraulic Disc Brake Kit for MTB(Pre-Bled, Left-Front/Right-Rear) : Sports & Outdoors
Amazon.com : Shimano Cycling 1NG 3600 Zee M640 FC Chainring 36 Teeth 2016 Black Chain Rings, Uni : Sports & Outdoors