NuBike

Chainless Bicycle

Screenshots

Hunter's comment

Chainless Bicycle
Go Faster with Less Effort
Almost Pedals Itself
Easier to Fix Flats
Easier To Store Securely
This bike uses materials and procedures in manufacturing that comply with aerospace industry standards.
This allows to meet or exceed regulatory agency requirements world-wide.

Link

https://www.kickstarter.com/projects/nubikemfg/nubike-limited-edition-v2-frame-and-drive-system