Eveready Model 2602 LED Upgrade

I recently purchased a couple of vintage flashlights. This is a 1925 Eveready Model 2602 flashlight. I replaced the bulb with a high powered LED and LED driver, installed a rechargeable lithium ion battery, and 3D printed a couple of brackets to hold everything together.

The flashlight now has 3 modes (low - mid - high), and it should last for several hours before the battery needs to be removed and recharged.

The various 'coin' parts are meant to be superglued into their respective 'fram