I have seen these before but this one is really well made.
Chainless bicycle design
Checkout these cool gadgets...
Related Posts
2 Australian men came up with a brilliant invention to help clean our oceans
Dancefloor Generating Energy To Power The Night Club
This new type of 3D printing was inspired by Terminator 2
Luftikid – Inflatable child passanger safety seat
Electronic Skin Can Feel a Fly’s Footsteps
