Cargo cycles

Parts

• bottom bracket shell https://framebuildersupply.com/
• bottom bracket
• crank arm set
• cranks
• freewheel to axle adapter
• keyed axle
• keyed sprocket
• pillow block bearings
• wheel spindle w/ bearings, castle nut, grease cap, cotter pin
• saddle back / seat
• http://www.sturmey-archer.com/en/products/detail/xl-sdd
• https://www.amazon.com/SHIMANO-Square-Taper-Bottom-Bracket/dp/B005LT5HDU?th=1&psc=1

Safety

• Always-on lights wired into main battery (never forget to charge or turn on)

Research

• Toothed V belt pulleys, freewheel
• CVT
• Flow storage cage
• Cart part supplier
• https://attackingpixels.com/n55-recumbent-bike-aluminium/
• https://attackingpixels.com/static/n55-XYZ-Cargo-aluminium-bike1-a308cba56b1218e1777339600fdae48c-a06fa.jpg
• https://www.youtube.com/watch?v=jf9Kw_8vFZs
• https://ebikebc.com/product/trolley-cargo-bike-kit/ https://ebikebc.com/product/child-cargo-ebike-add-on/