[EV4] is a small Polish company that makes electric vehicles, like this rather cool electric quad It’s an impressive ... As someone who can’t ride a two-wheel bike because of a lousy sense ...

Those are just a few of the features found on the new Engler V12, a quad bike that sounds better poised ... Engler designed the V12 without any pedals, putting all of the vehicle controls on ...

[punamenon2] has built an interesting bike that moves forward regardless if it is pedaled forward or backwards! What? Yes, you read that correctly. Pedal forward or backwards and the bike goes ...

The design challenge In designing removable pedals with a latch head that stays on the bike crank arm, Flatbike set out to address four problems at the same time: Bike storage and transportation.