Originally Posted by Retem
left side makes a great loop chain whip
This is straight out of my junk bin but it looks and works nice here it is
1. old cottered crank arm left
2. spare bits of chain 1/8" is nice
3. 3/32" drill bit and 1/4" drill bit
4. quick links cuz I am lazy
voila!!
yeah that is alll they are good for and decore in your shop space
we're not worthy
the only place for cottered cranks is on ye olde track velocycles. I know of a gentleman who has a minty 1950s red and chrome Bob Jackson with airlite wheels. with cottered cranks. Now that's a bike.
As for your conversion, get a sugino xd crank + bb or whatever. totally worth it.