Small spool holder to fit Sunbeam food dehydrator

A simple two part spool holder that fits into my Sunbeam Food dehydrator without modification.

The idea is to fill with a filament that needs to be used dry, such as Nylon (PA). The spool holds about 200g of nylon. This allows you to dry it on the maximum setting (about 75°C on my unit), about 4 hours gives great results. The reason that it only holds 200g rather than the whole 1kg is that it will dry faster and you won't be exposing the whole 1kg of nylon to repeated heat/hydration cycles wh