Robo3d Spool holder 2in1 plus spool holding caps V3

Easy adjustable width for wider spools.
Can be used with or without bearings.
Using 608ZZ standard bearings when rod is turning.
IF rod is not turning, then no need for the bearings.

EXTRA spool holding caps:

2 Universal spool end caps to hold the spool on a threaded rod.
One with 608zz bearing slot and one without.
Caps designed to hold all sorts of spools regardless of their center diameter as long as its no less then 10mm and no bigger then 57mm across.