Fractions huh. I should have listened more in school. but you're saying that a 3/16" chain would be fine on the 1/8" sprocket without slipping or anything.
I just bought on ebay from patsbelair for us$32 the LONG YIH Co. 7 Speed Freewheel 11-30t ,11-32t, 11-34t .
I'm running the ezip on...