Recumbent Bicycle made from a Tree Trunk Pic
Peter Rathmann wrote:
On May 16, 7:53 pm, "Leo Lichtman" wrote:
"SMS" wrote in message
... I saw this today at the USGS Open House in Menlo Park:
Later I saw the owner riding it.
Was it being ridden down hill? That looks like a pretty large chainring.
But a smaller than normal rear wheel. So to get the same gearing you
can use a larger chainring.
butbutbut, ISO 406-mm is a normal wheel size.
Tom Sherman - 42.435731,-83.985007
LOCAL CACTUS EATS CYCLIST - datakoll
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