This page is to get some inspiration to make a part adjustable
With only pulling force
Rope Length adjusting
With wringing
With friction
With steps
Belt Length adjusting
With friction
With steps
Height adjusting
With friction
With steps
With pulling and pushing force
Pipe adjusting
With friction
With steps
Round bar adjusting
With friction
With steps
Rectangular bar adjusting
Rotation adjusting
With friction
With steps
Straight with steps
