Thread: I wonder
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Old 11-11-13 | 02:29 PM
  #26  
fietsbob
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Joined: Jun 2010
Posts: 43,586
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From: NW,Oregon Coast

Bikes: 8

Where can I get one of those 36 speed bikes?
want lots of gears?
dual drive rear hub + a triple crank .. cube numbers

10x3x3= 90 .. 6x3x3=54; 7~ 63; 8~ 72; 9~ 81
a 4x3x3=36

in '62 I made my S-A AW3, cubed .. 3x3x3 a 27speed ..
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