You are so right about the reflectors, but really why would you build an R5 when for $2 dollars more you can have an XML that does everything better. I have even converted R5 lights to XML and they are noticeably brighter.
I figured I would make a post to make it easier for owners of the Trustfire R5-A3 to find. First mod eliminate the crazy strobe mode and get a more user friendly high, medium and low light selection. 1. Disassemble the light: Remove the battery and then unscrew the bezel and remove the lens and the pill. 2. Disassemble the pill: Once you have the pill out you need to pry the bottom open. The bottom is attached in two places with solder to the brass ring. I used a small screwdriver prying gentl…