Front vertical pole: ROCKBROS Aluminum alloy. Cushion: ROCKBROS cushion. Chainring: Prowheel aluminium crank four-jaw 24/34/42T. Rim: Aluminum alloy double-layer knife ring 18MM high. Handlebar:31.8 caliber aluminum alloy flat handle.
ROCKBROS Balance Bike Toddler Tricycle 3in1 for 2 to 5 Years Old Kids Foldable
ROCKBROS ATS Classic 700C Road Bike 10-Speeds Aluminum Frame City Bike XS(420)
ROCKBROS ATS Classic 700C Road Bike 10-Speeds Aluminum Frame City Bike M(480)
ROCKBROS SKN 20"Folding Bike,7 Speeds Disc Brakes with Luggage Rack & Mudguards
ROCKBROS FLR-W3 700C Road Bike Aluminum 2×10 Speed Hydraulic Disc Brakes L-490
ROCKBROS 20" Folding Bike,Shimano 8-speed V Brakes,Lightweight Aluminium Frame
