About this 3D model

This is designed to fit inside standard wheelchair armrests that use a round tube. The support stem slides inside the tube while the existing arm pad screw secures it. This support is for either of my wheelchair cup holders. Cup holder for coffee cups etc. https://www.myminifactory.com/object/3d-print-102597 Cup holder for water bottles and thermos cups https://www.myminifactory.com/object/3d-print-102246