image = Cargo-trailer.png
|designers = [[User:Tim|Timothy Schmidt]]
|date = 2021
|vitamins =
|materials =
|transformations =
|lifecycles =
|tools = [[Wrenches]]
|parts = [[Frames]], [[Nuts]], [[Bolts]], [[End caps]], [[Plates]], [[Wheels]], [[Axial bearings]], [[Keyed shafts]], [[Wheel hubs]], [[Shaft collars]]
|techniques = [[Tri joints]], [[Shelf joints]], [[Wheels and axles]]
|git =
|files =
|suppliers =
Projects
Transportation
=Introduction=
A bicycle trailer is a motorless wheeled frame with a hitch system for transporting cargo by bicycle. It can greatly increase a bike's cargo capacity, allowing point-to-point haulage of objects up to 4 cubic yards (3 cubic metres) in volume that weigh as much as half a ton.
=Challenges=
=Approaches=
Cycle trailer
<gallery>
Cycle cargo trailer.jpg|Cycle cargo trailer
Wheel adapters.jpg|Wheel adapters
Rear wheel assembly.jpg|Rear wheel mockup
</gallery>
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bolt-on pneumatic utility tires @ below deck level for true flat bed loading
expanded mesh bottom w/ tiled coroplast for all weather drainage and easy strapping
plastic fencing + coroplast sides
central beam, braces at front, rear, wheels. corner posts w/ pvc flag pole
modular totes
Truck trailer
<gallery>
Truck cargo trailer.jpg|
Front spindle.jpg|Front spindles
</gallery>
Tractor trailer