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11-11-13 | 11:42 PM

#37

OldTryGuy

Senior Member

Joined: Jun 2013

Posts: 5,963

Likes: 1,385

From: SW Fl.

Bikes: 1999 DAHON Mariner, Day6 Semi Recumbent "FIREBALL", 1981 Custom Touring Paramount, 1983 Road Paramount, 2013 Giant Propel Advanced SL3, 2018 Specialized Red Roubaix Expert mech., 2002 Magna 7sp hybrid, 1976 Bassett Racing 45sp Cruiser

Quote:

Originally Posted by fietsbob

Friend's Dad , an artificial limb baker , back then, used 2_3 speeds , 2 chains..
2nd Hub up top of the seat tube had a 2nd hubshell mounted cog driving the wheel IGH
Jack shaft method .. It worked too ..

S-A makes that sort of hub now , we have adult tikes using those.

I rolled out one revolution of the crank in high gear and measured around 14 feet, IIRC.

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