About this 3D model

I changed my drone from a Mavic Pro to a Mavic 2 Pro and I needed to redesign my previous light holder for light painting. The original design fits well enough, but I feel it needs a bit of work mo make it fit tighter so it doesn't rock back and forth. Print Settings Printer Brand: Monoprice Printer: Select Mini Rafts: No Supports: No Resolution: .306 Infill: 22 Filament: Generinc PETG Black Category: R/C Vehicles