Answer:
In buckles or lace, they help set the pace. The farther you go, the thinner they grow.
I bind it and it walks. I loose it and it stops.
Thousands lay up gold within this house, But no man made it. Spears past counting guard this house, But no man wards it.
My first keeps time, my second spends time, my whole tells time.
Above all things have I been placed Thus have I, a man disgraced. I describe sunlight or lock But after all, I'm just a rock
People take me on walks and I run and have fun. What am I?