Elliptical Gear with no center pivo (Arm)

Redesign solid arm of this project.
https://www.thingiverse.com/thing:1082508
Printer using Creality Ender 3 Pro
Layer Thickness: 2mm
Infill : 100%
Hotend: 205
hotbedL: 50
Redesign solid arm of this project.
https://www.thingiverse.com/thing:1082508
Printer using Creality Ender 3 Pro
Layer Thickness: 2mm
Infill : 100%
Hotend: 205
hotbedL: 50