Cable disc brake 160mm brake rotor. Bearing screw locking fixed steel hub. CST 20 x1.75 A/V.
ROCKBROS SKN 20"Folding Bike 7-Speed Variable Speed Disc Brake Commuting Adults
ROCKBROS MBS 20"Folding Bike,Shimano 8-Speed Aluminium Frame V-Brake for Adults
ROCKBROS VDS 20"Folding Bike Shimano 8Speed Adjustable Seat&Handlebar Disc Brake
ROCKBROS MBS 20"Folding Bike,Shimano 8Speed Aluminium Frame Dual V-Brake Silver
ROCKBROS ACS 16“Folding Bike 9 Speed Lightweight Aluminum Frame Disc Brake Green
ROCKBROS ACS 16"Folding Bike 9-Speed Disc Brakes Adjustable Stem Aluminum Frame
