Shimano Sora R3000 Flat Bar Brake Lever - Cambria Bike
Shimano Sora BR-R3000 Rear Brake Caliper Black – The Bike Hub
2017 Shimano Sora ups entry level game with disc brakes, four-arm cranks; still nine speeds - Bikerumor
Upgrade disc brakes on TRIBAN RC500 Sora 9 speed to HY/RD. On the website it says it's only compatible with 11 speed. Have anyone used this combination already? Does it works well?