The well build Metz 45ct series flashes could use a nice compact mount to support umbrella's. Well, here it is. And yes, I like intersecting cylinders a lot...

Versions

1.3 moutpoint for camera tripod
2.1 includes tilt clamp for lamp stand
2.5 fixed rendering problems, moved tripod fixing screw to a better location.
2.6 added support material for fixing screw
2.7 changed to M6 stepbolt for tilting.