Clarks EXO Skeletal R-160 Rear Hydraulic Brake System Black | eBay
I have an old hydraulic disc brakes that I figured would be cheaper to replace with mechanical ones. How much does a typical LBS charge for such? - Quora
HD-M3000 E-Bike Brake - Clarks Cycle Systems
Clarks M3 HYDRAULIC DISC BRAKE SET 180MM FRONT AND 160MM REAR PM AND IS COMPATIBLE - The Bicycle Chain
BLOOKE Hydraulic Disc Brake Mountain Bike Brake M620 Left rear right front /Left front Right Rear Integrated Cylinder Brake Part - AliExpress