Dyson V10 / V11 / V15 lockable trigger V2

This is a complete redesign of my lockable Dyson V11 trigger here: https://makerworld.com/en/models/105286-dyson-v10-v11-cross-bolt-trigger-lock#profileId-113162 The redesign has a smoother operating trigger and lock and also uses easier to find fasteners. The trigger is also slightly larger. I - like many people - was annoyed by the lack of a trigger lock on the V11 series. I tried many solutions to this; some community and others commercial but all of them came up short. They either were a piece that I would lose, or they restricted the operation of the trigger when attached. There had to be a better way…..So, sat on my sofa one evening I was thinking about the V11 (as you do) and triggers when a thought entered my head: “What else has a trigger? Firearms have triggers. Some firearms have cross-bolt safeties or cross-trigger safeties that lock the trigger out. What if a cross-trigger safety could work in reverse?”So, I took a scan of the V11 and got CAD'ing. This was the result: