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The Brompton Fixie Project

19 August 2009 Posted by lewis 2 Comments

Fixie Drivetrain

So the time has finally come to unveil the bike I’ve been dreaming about for the last year or so. Taking LittlePixel’s idea, from bikeforums.net I’ve cooked up my own version of a fixed-wheel Brompton.

Starting with a 2009 S1E Brompton in clear laquer, I built a wheelset around Velocity Aerohead rims with a Phil Wood hub at the rear and a Pantour suspension hub at the front. I’m running on slick Schwalbe Stelvio tyres.

I’m running a cut-down Soma Noah’s Arc bar, clad in Velo Orange elkhide leather sleeves matched up with a Brooks Team Pro Classic saddle.

Leather

Superflash Leather!

I went with the standard Brompton 54T crankset and a Soma 12T track cog which gives about 70″ with my ISO 349 wheels. I’m running a gold coloured YBN half-link chain which allows me to get chain tension and I’ve modified the Brompton chain tensioner’s parts & placement somewhat to make it all work under back-pedalling loads.

I have detachable MKS MM-Cube EZY clipless pedals and a slightly modified Planet Bike Stealth Superflash rear light (attached with a Vistalite Cue light quick-release mount) to finish off. I’m running just a single brake with the addition of Kool Stop salmon pads.

Questions? I’ve cross-posted it here.

2 Comments »

  • Simon said:

    Nice work. I’m considering a Pantour hub on a standard Brompton. Would you recommend? Does humanpowered sell them? Will they build a 16in wheel on request?

  • lewis (author) said:

    We don’t sell the Pantour hub. Having used one I’m not sure I’d recommend; not that it’s a bad product mind you, it’s just I feel the same effect could be achieved using a wide tyre such as the Greenspeed Scorcher run at a reduced pressure. If however you want to run narrow tyres like I do on this bike then the Pantour is the way to go and we’d happily source one for you along with a matching rim and do a wheelbuild. Lewis