Toilet Paper Stock

thingiverse

Print both inside.stl and outside.stl with infill levels set between 10% to 20%. Securely attach inside.stl to the wall using screws, while outside.stl is fastened to it with screws. Alternatively, you can print a single file called outsideandinside.stl where inside serves as a brim for the outside component. Once printed, carefully cut away the four connecting bridges.