https://www.daessy.com/product/rigid-mount-drm1/
Rigid Mount - Daessy
Jul 22, 2025 - A simple, sturdy and adaptable mounting support, consisting of two tubes joined with a rigid connection at a right-angle.
rigidmount
https://www.mountnmover.com/products/wheelchair-mounting-bracket-mounting-hardware-wheelchair-brackets/wheelchair-bracket-daessy
Wheelchair Bracket-Daessy Adapter (WB-DAESSY) | Mount'n Mover
wheelchairbracketadapterwbmount