Folding handle for a Manfrotto super boom stand

A direct replacement folding handle for a Manfrotto super boom. I think the actual model I made this for was a Bogen 3075, but I've seen the handle on one or two other Manfrotto super boom stands. It might fit a 025B stand or a Chrome stand. Measure up and compare.

This is a difficult-to-find part (for me anyway). It is a re-design, not a copy (better part overall). Clips on.

Print with supports and the cylinder vertical. A 4mm (or Meccano) bolt holds the knob onto the arm cylinder. Use a