Close-up of old bicycle gear.
Schlüsselwörter
bicycle,
gear,
old,
vintage,
metal,
rust-eaten,
closeup,
detail,
mechanism,
transportation,
vehicle,
bike,
cycling,
equipment,
machinery,
part,
mechanical,
iron,
steel,
weathered,
oxidized,
corrosion,
teeth,
cog,
wheel,
chain,
pedal,
drive,
train,
system,
component,
hardware,
device,
tool,
industry,
engineering,
manufacturing,
product,
design,
innovation,
technology,
motion,
energy,
transfer,
conversion,
mechanic,
physics,
velocity,
torque
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