Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
Previous used estimate
$82 - $85
Actual value depends on condition, size, and local demand.

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Diamondback’s Insight 24 Single is an upright speedster that is a capable performer on bike paths and gravel roads alike. It sports a lively handling aluminum frame and lightweight aluminum wheels with quality tires, so it accelerates with ease and is nearly effortless to ride. They'll also love the simplicity and weight savings of the one-speed drivetrain and the linear-pull brakes that provide excellent speed control.
Inspection
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Inspection
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.