Summary Replacement part for the bracket that holds the interior shower door arm in place. Both ends of the arm in our shower had broken, so I made this to replace them, since they are the same part at both ends! Works on our Alumax shower door (both the exterior and interior arm handles). Print Settings Printer Brand: Printrbot Printer: Simple White Rafts: Doesn't Matter Supports: Yes How I Designed This Drew the initial shapes in Illustrator, then imported those into Tinkercad and extrude them, added the additional details and hollowed out portions.