Hondo
Flashlight Enthusiast
This article was written nearly 9 years ago. I'm thinking this proposal has been squashed by now.
Funny, if you'd stocked up then, they would be barely visible now. They rate them for 10 years, which is generous. I have a couple of night sights from the late 80's powered by tritium. They went dark decades ago. Enjoy them while you can, but stockpiling for the future is a bad plan.