email@example.com (rw) wrote in message
I wonder if you could use a medium light spring to help return the
caster to its forward position. Not so strong as to impede caster
rotation when turning.
- dan michaels
I have to agree -- I've done a few robots w/ casters and have only seen
this once. I just replaced the caster. The OP could either get a new
one, or maybe the existing caster just needs a bit of lubricant. My
casters came from a large home improvement retailer; they were nothing
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