A roller tube support mechanism includes a roller tube including a roller
tube body. The roller tube is configured to support a sheet material
wound around the roller tube body along a length of the roller tube body
between a first end and a second end of the roller tube body. An assembly
includes a first mount and a second mount opposite the first mount. The
assembly is configured to support the roller tube rotatably coupled to
the first mount and the second mount. A support cradle is coupled to the
assembly between the first mount and the second mount. The support cradle
is configured to support the roller tube along the length of the roller
tube.