Anyone try this little module that causes your stock brake light to flash initially when you hit the brake??
http://www.amazon.com/FLASHER-MODULE-MOTORCYCLE-SCOOTER-REARALERT/dp/tags-on-product/B0036RFLR6
I have a flashing LED brake light on my KLR. I have had several folks comment on how well it gets your attention. I think this is s great safety item if it works.