Bicycle rack

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The ambiguous term bicycle rack or bike rack may refer to:

• Bicycle carrier, a device attached to a vehicle (e.g., to a car or bus) to which bicycles can be mounted for transport
• Bicycle parking rack, a stationary fixture to which a bicycle can be securely attached (typically using a bicycle lock) to prevent theft
• Luggage carrier, a device attached to a bicycle to facilitate carrying loads

Source of the article : Wikipedia