Hook for Spool Wall Mount (Customizable)

Hi!

With this 'hooks' you can replace easily a spool on a wall mount.

I saw this 'hooks' on Youtube Channel 3d Printing Proffesor but i didn't found for printing so i made my OpenSCAD customizable version.

They are extremely useful. Replacing a spool for the wall mount is a pain and many times can be dangerous.

I've include 2 files that i'm using. They have a 28 mms pipe for the bar of the wall mount and a 30 mms tube for the spool. They are for 1 kg and 750g spools.

The customiz