Looked inside and I think it’s only missing a little pin or “key” to stop part of it from over tightening. Will post another picture of what I mean.
Looked inside and I think it’s only missing a little pin or “key” to stop part of it from over tightening. Will post another picture of what I mean.
Great links! Love the patent drawings. Hadn’t noticed the serrated edges of the wheels before. A very interesting lock!