Derailleurless Multi-Speed
[Overview: Expedition style drivetrain; primary winter riding - remote frozen river trail and beach coastal evirons; purpose - simplicity and variability, minimalist but not without; builder - Martin Leonard III]
Surly Pugsley Framset
![dms2](http://farm4.static.flickr.com/3141/3112198946_eafdd44833.jpg)
Phil Cassette Hub
Paul Tensioner
Surly SS Cog / 22t
![dms5](http://farm4.static.flickr.com/3074/3111365331_e11ca7b88b.jpg)
Surly Whirly Crankset
Surly and Salsa Rings
22t / 30t / 33t
![dms4](http://farm4.static.flickr.com/3217/3111366219_18e60455a3.jpg)
3 Speed Manual Transmission...Simple
Two Main Gear Ratios: 39.5 / 43.5 gearinches
Bailout Gear Ratio: 29.0 gearinches
![dms1](http://farm4.static.flickr.com/3254/3112199516_a8a1396f9d.jpg)
And if you're really good...you can shift with a flick of the toe!
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