Road bicycle and concrete stairs, urban scene vintage style. Road bicycle, fixed gear bike on city concrete street. urban | CanStock
A Fully-Functional Bicycle Made of Concrete Is a Thing That Exists, and It's Awesome - autoevolution
Amsterdam Bike – Lekker Bikes USA
Bicycle-rack in sandblasted concrete, with ringbolts for chain. Dim. mm 600x400x360 h Patented model | Bike rack, Bicycle rack design, Bicycle parking design
Building and Riding a 297-Pound Bike Made Entirely Out of Concrete