Fixedgearlondon LockWhip Tool Demonstration

Huh?! It looks real interesting, but I really don't know what this is :(.

"This is a demonstration of the Fixedgearlondon LockWhip tool in action. Up Lower Regent St to Piccadilly, change the sprocket from a 18 to a 19, bomb down Haymarket."

Sipakorn Kungsapishart 'Fixed Gear Fun'

FIXED GEAR FUN from Sipakorn Kungsapishart on Vimeo.

Paris Ghost Riders

Paris ride fixed gear

Ghost Riders from Chaa Geeky on Vimeo.

RatsKL 'Fixed Gear Kuala Lumpur'

Fixed Gear Kuala Lumpur, RatsKL—We Are RatsKL 2 from irmanhilmi on Vimeo.

Harvest & Geheimrad 'Single Speed Racing Bike'

And by accident another bicycle one.
This looks pretty.

link