W

[rogerzilla]

Sachs Duomatic, recently copied by SA in the S2/S2C. The original Duomatic 102 is a beautiful, everlasting, thing. The later ones had a bit of plastic in them to do the shift, and steel brake shoes rather than bronze.

Here's a 102 on my Raleigh Twenty, and also in bits. There are a lot of pawls!