Originally Posted by
Bill Kapaun
Add a couple more chain rings and they don't work out so well.
I used a BMX-type triple adapter to put three chainrings on a one-piece crank.
As to an "upgrade path", I recently built an old Schwinn Super Sport with an adapter kit and a collection of vintage and modern three-piece crank parts. It works pretty well:
Burgundy Super Sport | Flickr
Truvativ adapter rings
Shimano bottom bracket
Nervar crank arms
TA crank bolts
Velo Orange chainring
MKS pedals
SRAM chain
