Creality CR10 Spool holder

The standard spool holder has been annoying me for a while. This one has a much smoother operation and doesn't cause any drag on the filament for the extruder mechanism. It's pretty much frictionless. There is absolutely no resistants for the extruder feed mechanism and the spool doesn't get that annoying pendulum rock happening when you print something that does a lot of retractions.

> I designed it to fit on the CR10 control box, replacing the standard spool holder.

> The bracket(s) can be easily moved to accomodate any width of spool roll.

> I cut and glued rubber pieces to his with the grip to the box.

> I also glued rubber to the ends of the bolts, also to aid with grip.

> The bolt has a pretty fine thread, so will not print very well if you slice it with larger than .1 layer height.

> I printed it at .2, but then used an M12 tap and die to clean up the threads... it worked perfectly.

> Print the brackets that the bearings fit to at 100% infill. Otherwise the